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

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

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

Happen to come across a dead eagle? Send it to America's official dead eagle warehouse.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

The oldest (maybe) swimming pool in Iceland is a stunning oasis built into the side of a lush hill.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

An abandoned factory along the Mississippi coated by a giant mural.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

This network of conjoined cellars was riddled with traps and supposedly allowed the townspeople to pretend their homes were deserted.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

One man's quest to collect artifacts from every aspect of human life has resulted in this eclectic Argentinian museum.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

This historic-shipwreck-cum-diving-spot can still be seen poking its boiler out of the Lake Michigan waters that claimed it.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

The field of tiny caves that mark this Chinese cliffside are each their own historic Buddhist temple.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

A giant gorilla made of used car tires used to sit sentinel over a Helsinki college campus.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.