The world's oldest continuously operating airport was founded by the Wright Brothers.

Three abandoned missile silos are hiding in plain sight behind a suburban development in Maryland.

A remarkable time capsule of American manufacturing deep in Maryland coal country.

A haunting exhibit in a wildlife refuge center highlights threatened species and the conservation efforts needed to save them.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

The world's only surviving heavy cruiser has a haunting history.

The gravestone of the man who designed the plastic pink flamingo is adorned with his most famous creation.

In the middle of a New England forest sit the crumbling ruins of World War II-era ammunition storage bunkers.

One of the largest public collection of historic armored and military vehicles in North America.

All that remains of the Whittall mansion are the ruins of the formal garden and its pergola, dedicated to the late Matthew J. Whittall by his widow.

More than 200 unconventional musical instruments that anyone can play.

Journey through vintage Americana inside this small Massachusetts shop.

An elaborate, hidden model train in the Needham Town Forest.

Locals purchased this abandoned quarry in order to make sure it continues to be overgrown.

This railroad tunnel was once the longest in Massachusetts.

Beautiful steampunk ghosts of early Massachusetts.

A museum dedicated exclusively to the lore and history of ouija boards.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

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

This extraordinary model train layout covers over 1,700 square feet, with multiple trains running simultaneously.