According to legend, the “Lady of the Cave” protects divers who venture into the world's largest crystal cavern.
The Ordinskaya Cave (or "Orda Cave"), which lies beneath Russia's Ural Mountains, is the world's largest gypsum crystal cave and one of the world's longest undewater caverns, with many areas still unexplored.
Image by VIKTOR LYAGUSHKIN /Barcroft Media /Landov
According to legend, a spirit known as "The Lady of the Cave" watches over all those who enter its waters.
Image by VIKTOR LYAGUSHKIN /Barcroft Media /Landov
Photographer Victor Lyagushkin enlisted the help of champion free diver Natalia Avseenko to recreate the myth in the cave's icy waters.
Image by VIKTOR LYAGUSHKIN /Barcroft Media /Landov
For two days, the dive team braved surface temperatures of -4F and a water temperature of 41F.
Image by VIKTOR LYAGUSHKIN /Barcroft Media /Landov