Twin Lakes, Denver Colorado

South Shore Snæfellsnes Penninsula, Iceland

Mesa Arch, Utah

Frozen Lake Baikal, Siberia

Iceland

Blue Ice Cave, Antarctica, December 2011.

White Pocket, Arizona

Mount Damāvand, Iran -

Lenticular Clouds Near Estes Park, Colorado

Mountain path

Nelson, New Zealand

Raja Ampat, Indonesia

Erta Ale Range, Ethiopia