The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

An abandoned water sports stadium that has become a haven for graffiti and decay.

12,000 sq. ft. museum tracing erotic art from antiquity to modern times.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

When you can't get to the Pacific, just go to Florida.

Three wildly colorful calderas top this otherworldly volcano chain.

A sprawling nature preserve harbors the world's only living dragons.

Hindu temple of the dead home to hundreds of long-tailed macaques.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

Five miles of underground river link lake to ocean.

A patch of Philippines forest devoted to saving the lives of an emotionally sensitive species of googly-eyed primates.

Bohol's mysterious brown hills.

A lonesome Moai stands in a small Italian town some 9,000 miles away from its Easter Island brethren.

Deceased nuns were placed on stone chairs to decompose, while the surviving nuns prayed near the lifeless bodies.

The bomb-ravaged remains of of a colossal Neptune.

A lover's walk between hilltop towns, decorated with graffiti love notes.

Go inside to really appreciate this 500-year-old technological masterpiece.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

Five candy-colored villages on the Italian Riviera.

The glowing blue Nymphaeum of Emperor Tiberius.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Macabre astrological automaton clock dating to the late 1400s.

Balanced rock sculptures pay tribute to a murdered conservationist and his pioneer wife.

Located outside Medellín, this Colombian park focuses on conservation and sustainability.