Turquoise Ice, Northern Lake Baikal, Russia. Dress warmly!
|Ice cave, Mutnovsky Volcano, Russia|
I love the vivid colors, and they're all natural. I find them stunning. Of course, you need just the right lighting conditions to bring them out, and the light usually has to be supplied. So, to say they are natural colors is correct, but you usually have to use artificial means to bring them out to their full splendor.
The Ice Castles in Silverthorne, Colorado. Actually, not all that far from me, perhaps visit this someday.
More pictures of Silverthorne, which for some is a spot for adventure, for others, a rendezvous for romance.