A giant Troll lurks under one of Seattle's oldest bridges.

This former coal gasification plant found a curious second life as a popular public park.

A museum dedicated to the history and exploration of both popular music and science fiction.

Beijing's version of Disneyland, completely abandoned, mostly destroyed.

The once highest point in China blends symbolic design with a kick of adrenaline.

A giant scale model giving a sneak peek at what urban planners see for Shanghai by 2020.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

This blowhole is supposedly caused by a trapped monster.

This former luxury resort in Kaua'i is now an abandoned relic.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

An enormous, inside-out glass globe built in 1935.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

Ice cream stand, snack bar, and time capsule of milk conveyance.

A former waterfront market is now in the center of town due to some interesting Boston engineering.