A desert in the middle of Iran. Photo by Arash Karimi

Just green

Near Zgornje Jezersko, Slovenia

Scarborough Bluffs, Ontario, Canada

Athabasca Falls

Lower Lewis River Falls, Washington

Plitvice, Croatia

The sky in the ground. Yellowstone National Park

Spa Pool Karijini National Park, Australia

Yellowstone National Park Hot Springs

Purnululu National Park, Australia

Tunnel Beach, Dunedin, NZ.

Irish Road