The coastline of Lake Urmia, in Iran.

Frozen Lake Baikal, Siberia

Black's Beach from the top of the cliffs, San Diego, CA

Sunset in Amay, Belgium

Lake Natron

Kalalau Beach, Hawaii

A farmer walks past a terrace of codonopsis pilosula, a traditional Chinese medicine also known as dang shen, in Min county, Gansu province

Vermillion Lakes, Canada

Cooks Bay, Moorea Island

Kaikoura, New Zealand

Bryce Canyon, UT - The Hoodoos

Rothenburg, Germany

Letchworth State Park; Castile, NY, USA