One of only two commuter aerial tramways in the United States.

A popular European tradition makes its way to the states on one of America's most famous bridges.

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

Astonishing collection of helmets, scientific instruments, and medical models.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A favorite with sightseers and locals alike, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

This micro-nation may be some sort of prank, but its constitution sure seems official.

A fake Transylvanian castle houses a cathedral of antlers.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

Ever-growing collection of devils in art.

These crumbling Latvian forts make for some haunting seaside ruins.

A narrow strip of land is home to the tallest migrating dunes in Europe.

Lithuania's outdoor sculpture trail of wooden folk art.

A black cat protests the City Guild in Riga's Old Town.

3,000 market stands in five former Zeppelin hangars.

Flamboyant architecture from the turn of 20th century.

A 11-foot former president stands on a Kosovo street that also bears his name.

An abstract monument to a symphonic composer.