On the Hudson resides one of the largest clocks in the world.

Genesis of modern hydroelectric power.

Amazingly, this old machine within the Resorts Casino still functions.

Once forgotten, this strip of sand was a rare beachside haven for Black Americans in Atlantic City.

Nuclear reactor created the plutonium used on Nagasaki.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

The highest point in Washington state is a volcano covered in glaciers.

A fitting attraction for the corn capital of the world.

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

A cemetery for only coon hounds in northwest Alabama.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

The first declared National Monument in the United States.

This recreation of a 19th-century dime museum is full of oddities.

The first of Lancaster's "rural cemeteries."

A diorama of the Civil War, fought by cats.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

An Irish Memorial commemorating those who perished due to potato blight.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

Yo, Adrian!

The oldest farmer's market in America is so ancient it was approved by the King of England.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

The 28,000-year-old specimen is remarkably intact.