Surreal riveted sea forts once protected the Kent shores from German attack.

One person's lost luggage is another person's treasure.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

A crumbling Beaux Arts monument to the Bay Area's age of rail.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

The remains of a Canadian train crash are now mouldering beneath layers of rust and graffiti.

A dilapidated dock tells the story of Titanic's missed arrival.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

A floating McDonald's built for Expo '86 is now a derelict relic on Burrard Inlet.

This forlorn park is the result of a failed investment turned tax dodge.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

What was once the largest NFL stadium.

An abandoned 1920s-era stretch of cabins now overshadowed by the 66 Motel.

The hidden offices underneath Memorial Bridge have been locked up since 1976.

Once a popular hangout spot this huge mall was left to ruin after economic crash.

"Where the ducks walk on fish."

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Once the longest bridge in Ireland, this rusting span sits abandoned and overrun by nature.

A hands-on traveling collection of the innovative devices of yesteryear.