Frasier Lake, Bozeman Montana

crveno jezero (the red lake), imotski, croatia

Watkins Glen State Park

Pomerania, Poland

Kauai, HI Waterfalls

Inspiration Point

Multnomah Falls

At Hoover Dam, Nevada/Arizona

Bourke's Luck Potholes, Blyde River Canyon, South Africa

Tidal Glacier - Kenai Fjords National Park, Alaska

Tufas at Lake Mono, California

Great Smoky Mountains, Tennessee

Natural limestone structures at Nambung National Park, Western Australia