This historic bridge connects Whidbey Island to Fidalgo Island across whirlpool-filled waters.

Three hangars filled with meticulously restored aircraft and armored vehicles.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Abandoned since the 1950s, the streetcar lane beneath the heavily trafficked bridge lays empty and unused.

An abandoned, rusty old relic of railroad history stands at attention over the Cuyahoga River.

This steamer is known as "The ship that built Cleveland."

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

The only American museum exclusively dedicated to the exhibition of gloves.

Why have you never heard of the second most popular tourist site in New York?

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

The train collection of an eccentric New England seafood mogul is now a National Historical Site.

Grand architectural relics gain a new life in this Pennsylvania warehouse.

Abandoned blast furnaces are an enduring reminder of Scranton's once booming iron business.

This national landmark is also home to a massive treehouse.

A train station that was abandoned by the coal industry and converted into a cocktail bar. Now it’s home to the local visitor bureau.

Construction uncovered this trove of fossils, which visitors are welcome to add to their own collections.

A toxic ghost town sitting atop a massive coal fire.

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

Scary stories haunt this wooden bridge.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world’s largest coastal brick fortresses.

A monument celebrating the idea of reaching inaccessible places.

The highway's southernmost spot is a beloved local attraction.