An alternate history park where the Union Army loses the war... to dinosaurs.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Giant busts of 42 U.S. presidents sit, crumbling in a field in Virginia.

Its buzzing collection honors vibrator history.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

The skeletal white beams stand as a monument to religious dissent.

A large instrument played by the wind.

A vast city of the dead, where the deceased outnumber the living by more than a million.

The self-made house sculpture of an outsider artist who named himself "Chief Rolling Thunder."

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

The only recreation of William Shakespeare's indoor playhouse.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

Dr Barnes' $25 billion private collection of art and arboretum.

The abandoned coal loading dock is a canvas for unsanctioned art.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This elaborate towering structure was once famed for its revolutionary height.

The oldest surviving botanic garden in the United States.

Yo, Adrian!