Diver's hand giving the OK sign, subglacial diving, ice diving, in the frozen Black Sea, a rare phenomenon

- Image ID: CR3F38
Diver's hand giving the OK sign, subglacial diving, ice diving, in the frozen Black Sea, a rare phenomenon
imageBROKER / Alamy Stock Photo
Image ID: CR3F38
Diver's hand giving the OK sign, subglacial diving, ice diving, in the frozen Black Sea, a rare phenomenon, last time it occured in 1977, Odessa, Ukraine, Eastern Europe