This elaborate hole in the ground was built as a sacred site for an ancient civilization.

This cliff-face port is considered a masterpiece of mining engineering.

Come for the flowers, stay for the bats!

These flying foxes dangle from the trees around the library like fuzzy black fruit.

A clear example of the process of erosion in action.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

This controversial museum includes such detested exhibits as a chocolate suicide bomber and fecal-smelling digestion machine.

Bronze statues honor the brave explorers who passed through this Antarctic gateway.

A colorful street named for the legendary Australian rock band.

You'll find the little birds tucked within the rocks of this Australian beach.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

An important Mayan religious and trading center dating back to 200 BC.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.

Where the lovelorn find a home for their sentimental keepsakes.

A musical instrument played by the sea.

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

An ethereal glowing blue ocean cave in Croatia.

Inside this mansion turned museum, the works of prominent Croatian artists are on full display.

Gargoyle head that brings good luck.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

The World's First 24 Hour Coin-Operated Art Gallery!! Plastic, Styrofoam, and Elvis--If you can't get rid of it, you might as well worship it!!

The four tall pillars once marked the entrance of the historic Seattle church that fought for women's suffrage and civil rights.

This Puget Sound military post has a long, turbulent history as a gateway to the Pacific.