Kulusuk, Greenland

Kronotsky volcano, Russia

Devil's Tower, WY

Blue-Green Algae bloom, Lake Erie, US

Northern Lights over Tallinn

Bimmah Sinkhole, Oman

Menya River, Papua New Guinea

Maelstrom!

Antelope Canyon, Monument Valley

Beach in Perú, March, 2013

Great Falls, Virginia

Emerald Lake in British Columbia, Canada

Las Vegas, Nevada's backyard. Red Rock Canyon at sunrise.