This half-forgotten fortress was constructed by the Ottoman conqueror of Constantinople.

A Spanish town built into the cliffs.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

This museum in the woods evokes the work and lives of Michigan's 19-century lumberjacks.

Today, Kent's medieval monarchs hold court on a busy pedestrian thoroughfare—or at least their statues do.

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.