A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

This golden temple is surrounded by hundreds of stone tablets that comprise the "world's largest book."

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

The world is full of swimming holes, but few compare to Samoa’s idyllic To Sua ocean trench.

Once the private home of China’s most legendary tycoon, getting inside this stunning mansion no longer requires an elite pedigree or acts of daring.

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

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

This surreal art house looks like a geometric version of a small chapel.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

The second tallest railway trestle bridge in America.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

Yemen's "Stone Palace" looks like it was carved right out of the tall stone column on which it is built.

One man's labor of love, Amman's oldest home has become a time capsule with its doors permanently open to artists and guests.

These eerie outliers of the lightning bug family glow a mysterious blue color.

This otherworldly palace-mausoleum complex is the stuff eternal dreams are made of.

Religious perseverance and cultural coexistence manifest in an architectural gem that multiple wars couldn't topple.

Some wattle-and-daub, a Moorish mural, a glacial erratic, and a Giant named Gilbert.

A muddy alien landscape that is home to rare species of exotic plants.

Once the longest bridge in Ireland, this rusting span sits abandoned and overrun by nature.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.