This glamorous old building is said to have inspired the Tower of Terror.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

London's smallest police station is barely the size of a phone booth.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

Hear the quietest sound from across the dome.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Eighty million natural history specimens call this gargantuan museum home.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

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

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

Architectureal fantasy quarter of Rome.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

A haunting collection of the vanished and disappearing natural world.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

360° views of the city plus five floors of optical illusions and hands-on science.