Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

Turn around and stick your head between your legs for the best view of this tree-covered sandbar.

This eclectic collection documents the wild legacies of "America's Wickedest Street."

Legend says these stone structures are where the doomed citizens of a vanished village sent themselves to die.

Science meets wall art to highlight the beauty of famous mathematical equations.

This former Texas landfill is flush with 300 million-year-old fossils, all fit for the taking.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

This translucent sculpture represents a quintessential component of New York City's skyline.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

This terrifying glass bridge on the side of a mountain cracks as you step on it.

Every year locals give the bear a fresh coat of paint to preserve its signature goofy grin.

A tiny art gallery in Sunnyside helps keep Portland weird.

A complimentary beverage is offered to the bodega's resident rodents every day.

Croatia's "hairy stone" fortress is one of the most well preserved Istrian castles.

A pride of the state, this working museum crafts pottery mosaics in the style of Pennsylvania's earliest European settlers.

Scientists use one of the saltiest bodies of water on Earth as a terrestrial base for studying water on Mars.

A tiny, forgotten park of surrealist sculptures in Angouleme.

Where pardoned turkeys once spent their all-too-brief final days.

New York City's only wildlife rehabilitation center treats more than 3,000 feathered and furry patients each year.

A sobering museum dedicated to landmines and the personnel working to remove them from Afghanistan.

An easy-to-miss plaque marks the building that first held this 19th-century telephone innovation.

This ancient oak tree plays matchmaker for singles willing to branch out from the usual dating scene.

This giant geoglyph of mysterious origins is now the site of neo-pagan rituals.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.