Tufas at Lake Mono, California

Fountain Paint Pot in Yellowstone National Park, Montana

Boracay Islands, Philippines

A rich view of Earth

Bryce Canyon National Park

The colourful sandstone formations at White Pocket, AZ

Red Sunset and Flowers; location unknown

Calaveras Big Trees State Park, Arnold, CA

Great Smoky Mountains, Tennessee

Green canyons of Iceland

Sunset at Pfeiffer State Beach -

Darvaza gas crater, Turkmenistan

Lake Powell - Rainbow Bridge