The Flatirons with sunset. Boulder, Colorado.

Tidal Glacier - Kenai Fjords National Park, Alaska

Honokohau Falls, Maui, Hawaii

A hanging valley in Rocky Mountain National Park, Estes Park, CO

Beartooth Mountain Foothills, MT

Ban Gioc Waterfall, Vietnam

Arenal, Costa Rica

Lighthouse Reef, Belize

Li River Valley, Guangxi, Southern China

Wizard Island at Crater Lake, Oregon

Grand Prismatic Spring, Yellowstone National Park.

Burano, Italy

Arches National Park, Utah