This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Steep canyon walls hide a forested oasis in the West Texas desert.

The world's widest single drop waterfall, and the two men who legend says went over its edge in a boat.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

The “Thumb” of Mauritius provides a 360 degree view of the entire country.

The lovely lake that was naturally dammed, then naturally destroyed, then unnaturally saved.

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

This giant volcanic crater holds its very own field of salt.

A mere stone's throw from Islamabad exists a spectacular display of three millennia of humanity's progress.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

The most metal church of all time was built in record time because of an international, pious pissing contest.

A site of natural wonder and flying coconuts in Samoa.

The post-apocalyptic remnants of a bucolic town ruined by a plane crash.

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

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

This elegant arc of a waterfall marks a religious turning point.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

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

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

The atmospheric road was never meant to be so creepy.

This replica Viking village was created for a film that was never shot and is now open to visitors.