This forgotten building was one of the few Philadelphia-area breweries to survive Prohibition.

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

A daily replay of the experiment that proved the rotation of the Earth.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

This museum boasts a bucket of teeth and tells the tale of a 20th-century dental circus.

The oldest surviving botanic garden in the United States.

In the early 1800s, surgery was also a show.

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

Where America's first doomsday cult awaited the end of the world.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The scant remains of this flooded historic village can be explored in one of the most remote areas of the Great Smokies.

An art instillation for the sake of "raising vibrations."

A wedding chapel, vintage clothing shop, and bar all under one roof.

A vast collection of everyday items amassed by one man.

This multi-story wooden waterpark offers homemade thrills.

This abandoned lighthouse looks like a rusting oil rig, but has managed to survive a number of storms.

A folk art mecca famous among outsider art fans.

A curious blend of taxidermy, antique tools, creationism, and a purported antediluvian rock.

Art Deco urban decay at this historical building.

An eerily abandoned stone tower is all that remains of a demolished dam on Cape Fear River.

The cruel trial of a 13-year-old boy inspired the creation of this now abandoned reformatory.

Divinely-inspired village houses 6,000 dolls, plus strange and lovely outsider art.