Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Roughly 17 million letters to Santa have found their way to this Arctic Circle post office.

The world's first and only escalator for lazy bicycles and their daunted riders.

Longest road tunnel in the world features an air treatment plant and the illusion of daylight.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

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

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

Eighty million natural history specimens call this gargantuan museum home.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

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

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

A beautiful geyser under environmental threat.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A museum dedicated to the history and exploration of both popular music and science fiction.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Stroll through a wonderland of stupendous moss-covered trees.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

A giant Troll lurks under one of Seattle's oldest bridges.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.