Visitors to this library are in for a real-world education in modernist architecture.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

This lonely gas station has stood at this location since 1917.

The extensive collection of an amateur naturalist.

Largest collection of mounted dinosaur specimens in the world.

A replica that won't float away.

Largest man-made excavation on earth!

The third tallest lighthouse in America once guided author Stephen Crane to safety.

The remnants of the fortress that saved Georgia from the Spanish still stand guard on their swampy island.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

A tribute to Ponce de Leon's supposed quest for eternal youth.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.