Heaps of lixiviated earth.
Old Saltpeter Pipes. (1812)
First Saltpeter Vats. (1812)
Entrance from a distance.
Rosa's Bower [with gypsum formations in the shape of flowers].
Rosa's Bower [with gypsum formations in the shape of flowers].
Rosa's Bower [with gypsum formations in the shape of flowers].
Rosa's Bower [with gypsum formations in the shape of flowers].
Dining in The Great Relief.
Angelica's Grotto [with little girl resting in Angelica's couch].
Snowball Archway [of gypsum].
Beyond the "Bridge of Sighs."
Beyond the "Bridge of Sighs."
View from "Bridge of Sighs."