DEEP BLUE SEE Divers explore the underwater Orda Cave in Russia’s western Urals region. Orda Cave is the longest underwater gypsum cave in the world; it is part of three miles of eerily dramatic natural channels created by water so clear divers can see over 50 yards into the deep. (Photo: Victor Lyagushkin / Barcroft Media via the Telegraph)
Reblogged from BLOGGING via TYPEWRITER.