Chudes underground Roerich N.K. (Part 3)

The picture has something of this: ice, snow, winter, outdoors, frosty, icicle, frozen, cave, stalactite, geology, nature, cold, rock, glacier, people, horizontal, melting.
Perhaps it’s a painting of a group of people standing in front of a cave with ice hanging from it’s walls and a mountain range in the background.