This bridge was constructed from the rubble of the infamous Bastille.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

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

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Baroque celebration of the end of the Great Plague of Vienna.

The topiary maze at the Habsburg hunting lodge.

A fictional town that was briefly brought to life before fading once again out of existence.

The oldest continuously inhabited street in America.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

The famous author's cottage hideaway.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The site of a tragic massacre that spawned a multimedia franchise.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Prove you deserve to be fed by Kenny Shopsin.

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

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A crumbling hospital from the 1850s on Roosevelt Island.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

The home, museum, and death site of Kodak's influential founder.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

This kitschy tavern is also home to rare early editions of "Treasure Island."

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.