Water

A sulfuric martian landscape that looks far better than it smells.

Outlaws, hot springs, and tragedy have all left their mark on this ancient road in the Icelandic highlands.

This collection of unique liquids allows visitors to wander the waters of Iceland's glaciers.

A sinkhole known simply as "The Hole."

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

The end of times arrives, at least for the fish in the O.C. Fisher Reservoir.

A ruined hotel with an unlucky history and an eerie present.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

This beautiful "lagoon" is actually a toxic soup filled with cars, carcasses, and trash. When warnings couldn't stop people from going for a dip, the town dyed it black.

This 38-year old fish became a casualty of changing trends.

The monster at the center of the Darwin Center Spirit Collection.

The highest waterfall in Italy is only "turned on" five times a year.

A lush desert oasis in the shape of a narrow crescent.

Now nearly dry, this lake is said to be the ancient home of the Lady of the Lake, and was once thought to be bottomless.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.