This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

This small and serene place for quiet reflection on Staten Island was built in China based on the gardens of the Ming Dynasty.

A crumbling hospital from the 1850s on Roosevelt Island.

This granite rock face is named for the magnificent reflection that occurs when the sun hits it just right.

Practice your Dirty Dancing lifts in the manmade lake where Johnny Castle himself did.

A 315-foot spire jutting out from the Blue Ridge Mountains makes for breathtaking views.

Every week, a festive public jam session breaks out in downtown Asheville.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

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

One of corporate America's best-kept secrets is also one of the most publicly displayed.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Marvel at this turn-of-the-century masterpiece that has been turned into a rather stately supermarket.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

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.

One of the world's earliest skyscrapers.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Less a museum than a bizarre fantasy world created by artists and engineers.

A monument to a Polish general who fought the American Revolution and became the "Father of the American Cavalry."

A 19th-century architectural wonder designed by the "father of the skyscraper."