Admirable rock formations in Varna, Bulgaria.

Lake Wakatipu, New Zealand ─

Grand Prismatic Spring, Yellowstone National Park.

Maple Trees, Stouffville, Ontario

Stunning Western Australia coast.

The Flatirons with sunset. Boulder, Colorado.

Villetta Barrea, Abruzzo, Italy

Rainbow Bridge National Monument, Arizona, United States

Landslide Lake, Vancouver Island, Canada

Gifford Pinchot National Forest, Washington

Crooked Forest; West Pomerania, Poland

Pikes Peak, Colorado

Tundra in autumn in Denali National Park, Alaska