This elaborate towering structure was once famed for its revolutionary height.

The Buddhist temples of Yamadera, built into a mountain side, feature a viewing deck with sweeping views.

A tall karst islet popularized by 007.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

Only hotel where you can legally launder money.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Its buzzing collection honors vibrator history.

The yawning maw of this pagan visage is said to bite off the hands of liars.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

A battle between nature and architecture in the Cambodian jungle.

Brussels' favorite peeing boy has a sister.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

The Devil’s own choice when he needs a drink in Brussels.

An artist's cute bronze subway sculptures belie his violent artistic past.

New York's oldest and possibly grandest keeper of books.

The famous facade of Grand Central Terminal hides a regulation tennis court, and it's not the first one.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.