Revolutionary War casualties fill the only 17th century structure remaining in Manhattan.

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

First founded in 1472, this is the oldest bank in the world. Its history may explain why we call financial institutions "banks."

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

Where now stands a 42-story condominium tower of marble, glass and steel was once the central market of New York’s slave trade.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

Dine on dumplings at the oldest dim sum restaurant in New York.

Pay homage to a mysterious feline artifact outside of this Florida museum.

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

This building at the south end of the boardwalk was once home to the U.S. Life-Saving Service and the U.S. Coast Guard before being rescued itself.

World War II-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers.

The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

Storage warehouse of the rich and famous.

A huge railroad museum with over 100 pieces of rolling stock focusing on the railroad history of Pennsylvania.

This vintage short line in Amish country runs passenger steam train excursions and still hauls freight.

Wading through a small lagoon reveals a secret, wild stretch of pristine beach.

A community of collapsing homes more than a mile out from the Florida coast.

The return of something once considered a basic part of life.

A 12th-century church that houses a dark creature.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

Named after a Mexican president, who once lived nearby, this park in a residential Mexico City neighborhood packs a whole lot of history into a small space.

Once named the “world’s oldest gas station” due to its unusual construction material.