A potato stone (limestone bulbus) near Bulbusei Gir, 3 miles south-west from Eilat. The Middle East, January 17, 2002
Potato stones (bulbusim) near Bulbusei Gir, 3 miles south-west from Eilat. The Middle East, January 17, 2002
Potato-like stones and fossilized sea shells in red sandstone near Whiskey Bridge of Brazos River, on Highway 21 west from Bryan. Texas, November 29, 2019