Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

A museum dedicated to antique toys, collectibles, and nostalgia.

A lone tower rises above the cliffs in a city park, offering fantastic views of the Connecticut landscape.

This small-town pizzeria won the Hollywood lottery.

The world's largest public collection of PEZ memorabilia.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.

137 graves holding New England's earliest residents.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

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

A Circus legend leaves an unexpected endowment.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

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

Where monkeys run wild and the humans are caged.

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

Arrr! The most authentic collection of pirate artifacts in the world... matey.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

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