Take an underground boat ride through a former hydraulic raceway that was built in the late 19th century.

A preserved factory in the "Home of the Carrousel" is now a museum dedicated to the classic wooden ride.

The absurd creation is a compulsory destination for selfies in Buffalo.

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

A quirky collection of outsider art made from automobile parts.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

A natural gas leak provides a flickering flame beneath a waterfall.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

A museum dedicated exclusively to the lore and history of ouija boards.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

A miniature golf course crafted inside the world's largest simulated cave.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Live long and prosper in Tennessee.

This historic train station has been converted to a locomotive themed hotel.

An enormous goose sits atop this nest-shaped home.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

The failure of one component toppled this entire bridge during rush hour.

The highest point in Washington state is a volcano covered in glaciers.

An unreal vintage shop that wears its dadaist influence on its zombie fish.