Little Red Lighthouse under the George Washington Bridge.

The most confusing clock in New York.

Salute the leader of the proletariat.

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

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

A Manhattan Episcopal church with an eerie underground crypt.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Avoid gangster interaction while window-shopping.

A bit of retro transportation flair preserved in the world's largest department store.

A popular European tradition makes its way to the states on one of America's most famous bridges.

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

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

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

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

A DIY art gallery/music venue/lecture hall dedicated to video game culture.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

Once a bustling cotton factory, this early 20th-century building is now home to a thriving artspace.

The permanent home of a 1960s traveling museum of tiny historical dioramas.

Inside this small brick bungalow is a collection of toys intended for the afterlife.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Once one of the largest producers of pig iron in the world.

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.