These strange large stones served as a campsite and lookout post for generations of Native Americans.

This nine-story building can be played like an instrument.

This vast kitty-themed collection illustrates the history of human-cat interaction.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

A sculptor's dream castle turned fantastical ruin.