Though it's thrived abroad, this forgotten Dunkin' rival has just one store left in the States.

Oversized statues are just the tip of this nostalgic Americana roadside attraction.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

During the 19th-century, this park was a vital trading fort.

Stand at the point where the two mightiest rivers in the United States converge.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.