The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

Tucked away amidst some of the most famous addresses in the world is New York’s only fraction of a street.

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

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

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

A semi-scholarly approach to sex.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

Only hotel where you can legally launder money.

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

San Francisco's newly reopened hands-on science museum.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

A controversial memorial at the place where Captain Cook met his violent end.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

The curiosities and wonders of pharmacy in a delightful historic building.

The second oldest continuously operating bar in Louisiana.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

Step inside Lucy, the world's largest "elephant."