It's a pretty creepy lock-up.

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

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

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

The decorations were inspired by an unlikely missing treasure.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

This glass-stain Mary attracted thousands of pilgrims until her head was shattered by a vandal with a slingshot.

This Florida resort community is where the Amish come to have fun in the sun.

The giant squid's 27-foot-long corpse lies preserved within a Sarasota aquarium.

An eclectic treasure trove of maritime marvels.

A haunted hill that supposedly defied gravity.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

Every last book in this bookstore is signed by the author.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Once one of the largest producers of pig iron in the world.

A unique book shop with a collection of rare tomes and a nostalgia museum.

Plymouth's huge yet little-known memorial to the Pilgrims.

The world's largest piece of copyrighted artwork.

A luxuriant botanical garden below sea level.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

The site of a gold-digging conquistador's bloody landing in the Americas.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

An icon among Florida's pre-Disney tourist attractions, just west of Orlando.