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

Built by the patriotic residents of Boonsboro in a single day.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

This simple stone memorial remembers a secret, Geneva Convention-defying interrogation base from WWII.

America's first federal monument.

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

This grave marks the passing of a historic Jane Doe whose identity remains a mystery to this day.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

The walls and streets of the ancient city are peppered with penises.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

This Roman amphitheatre was also the location of the first gladiator school.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

There are eight natural springs around town, each with a slightly different taste.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

Small teepee-like houses built for TB patients have become sheds, studios, and bus stops around Colorado Springs.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Along the most northwestern point in Africa is an ancient cave surrounded by legends.