Palace Cave
The Palace Cave (Spanish: Gruta del Palacio) is located at Flores Department, not far away from Trinidad, Uruguay.
It dates from the Late Cretaceous period and is composed of sandstone, which ferrified during the Paleocene.
It was first studied in 1877; in the early 20th century, it was explored by Dr. Karl Walter.
The cave has been subject of the creation of a geopark.UNESCO is considering it as a possible World Heritage site, due to its interest as a geopark.
The Palace Cave is to be seen at the coat of arms of Flores Department.
Coordinates: 33°16′34″S 57°08′00″W / 33.27611°S 57.13333°W
...
Wikipedia