Water

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

A stunning silver lining to global warming's gloomy cloud.

The ruins of Japan’s premier water brothel.

Futuristic apartment blocks are the backdrop for Montreal surfers hangin' ten on the Habitat '67 standing wave.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

A small man-controlled waterfall powers an Art Nouveau elevator and is accessed via narrow gauge, solar-powered tramway.

Tiny Swedish village with a distinct local phenomenon known as an "Elk Shower."

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

A vortex fountain that seems to rise out of the ground.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Bermuda triangle lighthouse, site of mysterious disappearances, left to crumble into the Atlantic.

A former utopian healing center created by a huckster and built by derelicts.

The world's largest bioluminescent area was undiscovered by science until 2005.

A lake at the bottom of the ocean.

A sacred lake with thousands of sacred carp and a biblical history.

A beautiful geyser under environmental threat.