A small square plaque marks a failed assassination attempt that could have changed history.

German-style coffee and cake, just like Oma used to make it.

A delightful but little-known public observatory and planetarium in Munich.

Enter the cabin of a life-sized Hindenburg replica.

This sign marks the entrance to a tiny proto-state within the small country of Moldova.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

The strange behavior of a tween led to allegations of witchcraft and a curse being placed on anybody within earshot.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

The Grand Mall in Varna hosts one of the biggest collections of Soviet-era paraphernalia in Bulgaria.

Mysterious standing stone formations looks like a petrified forest.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.