Built in just a little over a week this preserved bunker was created to protect our most attractive POTUS while he was on vacation.

Off the Florida coast, a whimsical world of marine sculptures are revitalizing coral reefs.

These craggy limestone outcrops offer a glimpse at a unique piece of Florida geology.

In a time before lifeguards, this house was a sanctuary for the shipwrecked.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A building so large that it has its own weather.

The unique collection includes bronze cast handprints of some of America's most famous astronauts.

Where serial killer Aileen Wuornos drank her last beer.

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

An aviation relic that made coast-to-coast travel possible.

Despite being made of a seashell mortar, the crumbling remains of this historic Florida mill are still standing.

Mariners once used this prehistoric landfill as a navigational landmark.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

How this Pine Barrens hill got its name is uncertain, but on a good day the view from the fire tower is crystal clear.

One of the oldest surviving bars in the United States, located at the site of the last skirmish of the American Revolution.

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

A granite monument honors a beloved World War II canine mascot.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.

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.

If it feels like a speakeasy, that’s because it probably was one.