lake

Keywords:

Greater, lake, a, cave, Caucasus, Caucasian, reserve, the, nature, natural, south, travel, rest, to, have, holiday, tourism, tourist, trip, darkness, dark, stalactite, stalagmite, excursion, vault, underground, cold, stone, arch, grotto, limestone, limy, water, silence, deep, damp, crude, dampness, Russia, Europe, rock,