One tiny triangular park commemorates the victims of a yellow fever epidemic—many of whom are buried right below the grass.

A boulder carved into the shape of the cosmonaut's head.

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

Human skulls and a stuffed goat made into a rocking chair can be found at this strange little store.

The first attack on the continental U.S. during WWII occurred off the coast of a quiet California golf course.

The bullet-banged DIY suit of armour belonging to Australia’s most famous outlaw.

The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

The early American colonists were such ferocious drinkers the law actually required every town to have a tavern.

Politicians, bureaucrats, and military officers gathered in this field near the Capitol to settle their disputes with blood.

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

The famous abolitionist’s preserved estate is one of Washington's finest monuments to its great Black citizens.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

How would you like to dine in the same room where some of the Titanic's victims were embalmed?

When you can afford only half a road, you build only half a road.

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.

A fairytale Gothic castle steeped in Nazi treasure conspiracy theories.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.

The sweet story of how American cargo planes became known as "Candy Bombers" during the Berlin Blockade.