A half-size replica of the World Trade Center towers above Tulsa.

An acoustic anomaly with a mysterious cause.

An oasis of calm amid the chaos of the boardwalk, the museum traces the heritage of this beloved beachside amusement park.

Ride the subways of yesteryear.

The narrowest house in America is seven feet of pure spite.

A superbly preserved example of Georgian residential architecture that was once home to one of the founders of Alexandria, Virginia.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

The national park was once a plantation estate.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Time travel with sweets across history at this research-based candy store.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Once one of the largest producers of pig iron in the world.

Nestled amid the peaks and lochs of the Scottish Highlands, this inn and pub has played host to outlaws and ghosts.

Largest lake in Great Britain measured by surface area.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.