The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The steepest classic funicular in the world glides along a dizzying incline.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

Legends surround this jagged rock formation in the New Mexico desert.

More than 21,000 images fill this overlooked gem of a prehistoric site.

The great Danube river starts here.

An ordinary pond with fish from out of this world.

A forgotten relic from New York's bygone trolley system hides in plain sight under a bridge.

The remains of a doomed Antarctic plane, buried beneath layers of ice and snow, await those willing to do a bit of digging.

This abandoned radar site is slowly being taken back by the jungle, its mission cut short by the end of the Cold War.

Is there such thing as too many fruit bats? Not anymore.

A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

A forest full of mystical fantasy figures, nearly destroyed by recent fires.

On Japan's Tashirojima Island, cats are king.

Space program, pneumatics and more, bits and pieces, for movie sets or the common man.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

Abandoned anti-ballistic missile base.

The White House Situation Room was taken apart in 2006 and shipped to the Ronald Reagan Presidential Library.

This former stomping grounds of the most eminent astronomers of the early 20th century.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.