Boulder, CO

Sunset at Lake Tahoe, Sierra Nevada

Crystal Lakes, WA

Nelson, New Zealand

Varmland, Sweden

Semuc Champey, Guatemala

Kauai, Hawaii

Hraunsvatn and Hraundrangi, Öxnadalur, Iceland.

Devil's Tower, WY

Morning sun spilling into Forney Creek, at Great Smoky Mountains National Park, Tennessee

Autumn in Adirondacks, New York

Natural limestone structures at Nambung National Park, Western Australia

Avalanche Lake, MT