 Sunset from SW3 (Southwest Rim) campsite. Big Bend National Park, November 28, 2009
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 Cliffs of South Rim. Big Bend National Park, November 28, 2009
 View of Boot Rock from Boot Spring Trail. Big Bend National Park, November 27, 2009
 Santa Elena Canyon and mountains in Mexico from SW3 (Southwest Rim) campsite at sunrise. Big Bend National Park, November 29, 2009
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 Slopes of Chisos Mountains from Pinnacles Trail. Big Bend National Park, November 26, 2009
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 Fall colors of Chisos Mountains from Pinnacles Trail. Big Bend National Park, November 26, 2009
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 South Rim, view from Fresno Circle campsite near Dodson Trail. Big Bend National Park, Texas, November 23, 2007
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 Casa Grande Peak of Chisos Mountains from Emory Peak Trail. Big Bend National Park, November 27, 2009
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 Upper part of Boot Canyon. Big Bend National Park, November 27, 2009
 Slopes of Chisos Mountains east from Boot Spring Trail. Big Bend National Park, November 27, 2009
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 Century plant which bloomed, died, and tipped over, on Pinnacles Trail. Big Bend National Park, November 26, 2009
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 Chisos Mountains with snow, view from Castalon Highway. Big Bend National Park, Texas, November 25, 2007
 Southeast Rim in fog. Big Bend National Park, November 27, 2009
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 Eroded pinnacles of pink volcanic tuff looking like a miniature Bryce Canyon on Blue Creek Trail. Big Bend National Park, November 29, 2009
 - South East Rim, evening (A trip to Big Bend Park, November 28, 1997, day and evening)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 Pine tree on South Rim. Big Bend National Park, November 28, 2009
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 Chisos Mountains with traces of snow, view from Castalon Highway (Ross Maxwell Scenic Drive). Big Bend National Park, Texas, November 25, 2007
 Most photographed spot with a pine tree on South Rim. Big Bend National Park, November 28, 2009
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 Crooked pine growing on South Rim. Big Bend National Park, November 28, 2009
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South Rim 11/30/97 morning (A trip to Big Bend Park, November 29 - 30, 1997)
 Dry juniper on South Rim. Big Bend National Park, November 28, 2009
 Crooked pine on South Rim at morning. Big Bend National Park, November 29, 2009
 Century plant and Elephant Tusk Mountain, view from South Rim. Big Bend National Park, Texas, November 22, 2007
 Elephant tusk Mountain from Southeast Rim. Big Bend National Park, November 28, 2009
 - South East Rim, evening (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 Drooping juniper (Juniperus flaccida Var. flaccida) on Southeast Rim. Big Bend National Park, November 28, 2009
 Elephant Tusk Mountain from South Rim at sunrise. Big Bend National Park, November 29, 2009
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 Northeast Rim, view from lower part of Juniper Canyon Trail. Big Bend National Park, Texas, November 23, 2007
 Boot Rock, view from Boot Spring Trail. Big Bend National Park, November 27, 2009
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 One of eroded pinnacles of pink volcanic tuff on Blue Creek Trail. Big Bend National Park, November 29, 2009
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 - Blue Creek Canyon (A trip to Big Bend Park, November 29 - 30, 1997)
 Fresno Spring at evening. Big Bend National Park, Texas, November 23, 2007
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - South Rim 11/30/97 morning (A trip to Big Bend Park, November 29 - 30, 1997)
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 Trap Mountain(?) west from Smokey Creek Trail near Trap Spring east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Cliffs of Toll Mountain from Boot Spring Trail. Big Bend National Park, November 26, 2009
 East summit of Emory Peak, with north summit visible in fog. Big Bend National Park, November 27, 2009
 Agaves on South Rim. Big Bend National Park, November 28, 2009
 Area of red rocks on Blue Creek Trail. Big Bend National Park, November 29, 2009
 Mule Ear Peaks east from Smokey Creek Trail east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Emory Peak Trail in fog. Big Bend National Park, November 27, 2009
 Dry tree on South Rim. Big Bend National Park, November 28, 2009
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 East summit of Emory Peak in fog. Big Bend National Park, November 27, 2009
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 Weathered wood on Pinnacles Trail near Juniper Flat. Big Bend National Park, Texas, November 22, 2007
 Purple-tinged prickly pear cactus on Smokey Creek Trail near Trap Spring east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Boot Rock from Boot Spring Trail at sunrise. Big Bend National Park, November 28, 2009
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - South East Rim, evening (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South Rim 11/30/97 morning (A trip to Big Bend Park, November 29 - 30, 1997)
 Valley of Smokey Creek, view to the east from a trail north from Mule Ear Peaks. Big Bend National Park, Texas, November 25, 2007
 Upper part of Boot Canyon Trail. Big Bend National Park, November 27, 2009
 Agaves on South Rim at sunrise. Big Bend National Park, November 29, 2009
 - Emory Peak (A trip to Big Bend Park, November 29 - 30, 1997)
 Santa Elena Canyon west from Smokey Creek Trail east from Mule Ear Spring. Big Bend National Park, Texas, November 25, 2007
 - South East Rim, evening (A trip to Big Bend Park, November 28, 1997, day and evening)
 Crown Mountain, view from lower part of Juniper Canyon Trail. Big Bend National Park, Texas, November 23, 2007
 Elephant Tusk Rock, view from Fresno Spring near Dodson Trail. Big Bend National Park, Texas, November 24, 2007
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - Blue Creek Canyon (A trip to Big Bend Park, November 29 - 30, 1997)
 Boot Rock, view from Juniper Canyon Trail. Big Bend National Park, Texas, November 23, 2007
 Boot Spring Trail. Big Bend National Park, November 26, 2009
 Emory Peak from lower section of Southwest Rim Trail. Big Bend National Park, November 28, 2009
 Cacti and agaves on South Rim. Big Bend National Park, November 28, 2009
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 Cane Cholla cactus and Southeast Rim, view from east part of Dodson Trail. Big Bend National Park, Texas, November 23, 2007
 Fresno Circle campsite near Dodson Trail at evening. Big Bend National Park, Texas, November 23, 2007
 Smokey Creek Trail near Trap Spring east from Mule Ear Overlook, view to the west. Big Bend National Park, Texas, November 25, 2007
 Sandy washes of Blue Creek Canyon near Homer Wilson Ranch. Big Bend National Park, November 29, 2009
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - North East Rim 11/29/97 evening (A trip to Big Bend Park, November 29 - 30, 1997)
 Bee Mountain, view to the west from Smokey Creek Trail near Mule Ear Spring. Big Bend National Park, Texas, November 25, 2007
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 Pour-off of Smokey Creek. Big Bend National Park, Texas, November 25, 2007
 Maiden ferns at Mule Ear Spring. Big Bend National Park, Texas, November 25, 2007
 - Basin (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South Rim 11/30/97 morning (A trip to Big Bend Park, November 29 - 30, 1997)
 Dallas Sierra Club on Smokey Creek Trail at rain. Big Bend National Park, Texas, November 24, 2007
 Smokey Creek Trail east from Mule Ear Spring. Big Bend National Park, Texas, November 25, 2007
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Pinnacles trail - Mandrone (mandrono) (A trip to Big Bend Park, November 27, 1997, morning and day)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 Sotol and Southeast Rim, view from east part of Dodson Trail. Big Bend National Park, Texas, November 23, 2007
 Canyon of Smokey Creek. Big Bend National Park, Texas, November 25, 2007
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 Purple-tinged prickly pear cactus in the middle part of Smokey Creek Trail. Big Bend National Park, Texas, November 25, 2007
 Ocotillo on Smokey Creek Trail north from Mule Ear Peaks. Big Bend National Park, Texas, November 25, 2007
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 Mule Ear Peaks from Smokey Creek Trail. Big Bend National Park, Texas, November 25, 2007
 Dry juniper tree on South Rim at morning. Big Bend National Park, November 29, 2009
 Fruit of cholla cactus (cylindropuntia) on Blue Creek Trail. Big Bend National Park, November 29, 2009
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 Echinocactus horizonthalonius (devil s head cactus, or horse crippler) with daggerlike spines on a small ridge near Juniper Canyon Trail south from Upper Juniper Spring. Big Bend National Park, Texas, November 22, 2007
 Goat Mountain, view to the north from Smokey Creek Trail near Mule Ear Spring. Big Bend National Park, Texas, November 25, 2007
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
 - South West Rim (A trip to Big Bend Park, November 29, 1997, day)
 - Blue Creek Canyon (A trip to Big Bend Park, November 29 - 30, 1997)
 Prickly pears cactus on a small ridge near Juniper Canyon Trail south from Upper Juniper Spring. Big Bend National Park, Texas, November 22, 2007
 Cactus on rocks of Smokey Creek. Big Bend National Park, Texas, November 25, 2007
 Smokey Creek Trail north from Mule Ear Peaks. Big Bend National Park, Texas, November 25, 2007
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 Group of people with Dallas Sierra Club on Pinnacles Trail. Big Bend National Park, November 26, 2009
 Group of peole with Dallas Sierra Club watching sunset from SW3 (Southwest Rim) campsite. Big Bend National Park, November 28, 2009
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 Agave on Smokey Creek Trail. Big Bend National Park, Texas, November 24, 2007
 Group of people with Dallas Sierra Club on Southeast Rim. Big Bend National Park, November 27, 2009
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 Slopes of Chisos Mountains from Boot Spring Trail. Big Bend National Park, November 26, 2009
 Pitaya(?) cactus on Smokey Creek Trail east from Mule Ear Spring. Big Bend National Park, Texas, November 25, 2007
 - Pinnacles trail (A trip to Big Bend Park, November 27, 1997, morning and day)
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 Ruins of Dodson Ranch. Big Bend National Park, Texas, November 23, 2007
 Fruits of Texas madrone (Arbutus xalapensis) on Blue Creek Trail. Big Bend National Park, November 29, 2009
 - Boot Canyon trail 11/28/97 morning (A trip to Big Bend Park, November 27 - 28, 1997)
 Cacti on east part of Dodson Trail. Big Bend National Park, Texas, November 23, 2007
 Upper section of Boot Canyon Trail. Big Bend National Park, November 27, 2009
 Boot Rock from Boot Spring Trail. Big Bend National Park, November 28, 2009
 - Boot Canyon 11/27/97 evening (A trip to Big Bend Park, November 27 - 28, 1997)
 - dayhike along North East Rim to Boot Springs (A trip to Big Bend Park, November 28, 1997, day and evening)
 Smokey Creek Trail through creosote bushes and cacti east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 - South Rim (A trip to Big Bend Park, November 28, 1997, day)
 - dayhike along South Rim (A trip to Big Bend Park, November 29, 1997, morning)
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