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

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

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

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

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

Elevated freight railway turned wildly successful urban park.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

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

The "Seinfeld" diner.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Ride the subways of yesteryear.

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

Radioactivity still cause for concern at this urban explorer's paradise.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

The blinking light atop the iconic landmark has been sending secret messages for decades.

60 feet of towering steel balances gracefully.

A three-story, three-dimensional hobo clown in a tutu welcomes CVS shoppers.

Come crisp December nights, this fairly plain neighborhood becomes a holiday dream world.

The final resting place of a space program monolith.

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.

Historic funicular railway, believed to be the shortest railroad in the world.

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