 Palace of a duke Maximilian Leikhtenbergsky in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Palace of a duke Maximilian Leikhtenbergsky from an opening to the south in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Stone steps of Palace of a duke Maximilian Leikhtenbergsky in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Palace of a duke Maximilian Leikhtenbergsky in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Catherine Church in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Bridge near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Canyon near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Krystatelka River near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Orange leaves near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Krystatelka River near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 "Golden Autumn" forest near Leuchtenberg Palace. Sergievka Park, Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Bridge of Krystatelka River near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Bridge with boulders of Krystatelka River near Leykhtenbergsky Palace in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Kristatelevy Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Stone head in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Kristatelevy Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Kristatelevy Pond near a dam in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Greenhouse Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Stone head in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Beach of Kristatelevy Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Forest opening with old oaks in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Stone head and a spring in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 A gently rising road leading toward Leuchtenberg Palace, drawing visitors uphill through a tunnel of golden autumn foliage in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Western road around Kristateleby Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 View from Pole Chudes Experimental Field in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Flower of butterbur (Petasites hybridus, Russian name Belokopytnik) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Building of institute of biology at 2 Litera P Oranienbaum Road in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Ichtiology Lab of institute of biology at 2 Litera P Oranienbaum Road in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Cup mushrooms Cheilymenia granulata (Peziza granulosa)(?) in a roadside ditch in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 This stone bridge serves as a picturesque crossing over the Kristatelka River ravine, situated at the foot of the slope directly beneath the Leuchtenberg Palace. As part of the 19th-century Sergievka ensemble, this bridge links the wilder, lower ravine paths (near the "Adam s Head" boulder) with the landscaped grounds surrounding the palace on the upper terrace. It features a solid masonry arch topped with simple iron railings, designed to provide a functional yet scenic vantage point for viewing the deep ravine that defines the estate s geography. Sergievka Park, Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Stone head in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 23, 2017
 Alley in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 A rustic stone bridge of Sergievka Park s hydraulic system, spanning the small creek that connects the Bolshoy Prud (Big Pond) and the Ogorodny Prud (Kitchen Garden Pond). Sergievka Park, Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Stone stairs in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Birch alley near Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Stone steps in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Stone head in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Birch trees in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Iron foot bridge in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 23, 2017
 Fall colors in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 A creek near Oranzhereyny Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Fall colors of oak trees in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Iron foot bridge in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Mushrooms Meottomyces dissimulans in a ditch in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Stone bridge of Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 23, 2017
 Old oaks of Mordvinov Estate near Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Old water pumping machine in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Stone head with a spring in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Fall colors of an alley in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Fall colors near a pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Alley in lower area in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Stone head and a spring in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 A creek in lower area in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Face of the stone head in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Candlesnuff fungus (Xylaria hypoxylon) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Underside of mushrooms Meottomyces dissimulans in a ditch in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Stone bridge of Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Stone bridge of Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 An alley near Universitet train stop in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Fallen ash leaves in lower area in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Leaves of ash in a creek in lower area in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Old water tower of Mordvinov Estate near Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Low angle view of the stone head in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Stone head made from a boulder in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Alley near Universitet train stop in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Fall colors of Krystatelka River in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Stone head made from a boulder in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Alley near Universitet train stop in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Smoky bracket mushrooms (Bjerkandera adusta) on a log in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Stone head made from a boulder with a spring in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, April 10, 2017
 Some mold like fungus on rotting polypore mushrooms in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Forest-like atmosphere and natural landscape in Sergievka Park near Universitet. Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Coral slime mold (Ceratiomyxa fruticulosa) on a wet log in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Golden scalycap (Pholiota aurivella) in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Close up of candlesnuff fungus (Xylaria hypoxylon) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Oak mazegill mushrooms (Daedalea quercina) on a rotting log. Sergievka Park, Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Scaly knight mushrooms (Tricholoma vaccinum) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Bolshoy or Kristatelevy Pond (Zelionka Lake) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Bolshoy or Kristatelevy Pond (Zelionka Lake) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Mushrooms Meottomyces dissimulans on rotting leaves in a ditch in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Birch alley near Universitet train stop in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Birch alley near Universitet train stop in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 11, 2016
 Dam of Bolshoy or Kristatelevy Pond (Zelionka Lake) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Stone bench near Gulf of Finland in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Forest scene near the railroad tracks. Sergievka Park near Universitet, Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Side view of mushrooms Meottomyces dissimulans in a ditch in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Beach of Bolshoy (Kristatelevy) Pond (Zelionka Lake) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Sweet tooth mushrooms (Hydnum repandum)(?) in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 A narrow dirt path, cresting a small hill in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Coral fungus Lentaria byssiseda on bark of a tall oak. Sergievka Park, Old Peterhof, west from Saint Petersburg, Russia, October 13, 2025
 Close-up of smoky bracket mushrooms (Bjerkandera adusta) on a log in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Fringed polypore mushrooms (Lentinus substrictus) on a rotting log in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Willow bracket mushroom (Phellinus igniarius) on a large maple in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Iodine bonnet mushrooms (Mycena filopes)(?) in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
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