Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."

A monument marks the location of the first successful steamboat demonstration.

One of the only memorials dedicated to journalists who died in combat.

The Virginia farm where John Wilkes Booth met his grisly end is now largely forgotten.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

Several times a year, during low tide, two pairs of historic train tracks are revealed on this New Jersey beach.

World War II bunker still standing on the New Jersey beach.

WWII-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers. .

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

The elevator hidden in a smokestack on Roosevelt's yacht now serves as a monument to the former president.

Ship skeletons haunt Baltimore's waterways.

This abandoned sea fort has become an accidental bird sanctuary.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

One of the oldest anatomical theaters in the U.S. still in use was once the site of an infamous cadaver riot.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

An eerie, decaying ghost town destined to fade into the forest.

One New Hampshire alleyway has become home to a public gallery of feline art.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

The shelves in the back of this thrift store are devoted to saving, not selling, retro tech.

The likeness of the Baltimore music icon was unveiled in time for the anniversary of his Senate hearings on music censorship.

The Decoy Capital of the World.