A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

This memorial to a murdered empress took 20 years to design, then spent 30 years hidden away in storage.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Unique and somewhat surreal, this little girl's memorial depicts a playful Jesus.

Kentucky's longest operating jail is now a spooky spot to spend the night.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

One of the shortest streets in York has an especially odd name.

Follow the original medieval paths that wind through this intriguing section of the city.

Makers and sellers of the original and finest York Ghosts.

Possibly the world's smallest museum is home to one exhibit that sheds light on the capital city's dark criminal history.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

This unusual statue overlooking the Royal Mile has an interesting backstory.

An ornate "graveyard" for some of the country's forlorn building relics.

This 16th-century house tells the city's history through old artifacts and quirky tales.

Now home to a drinking establishment, this building has a macabre history.

The building where Mary, Queen of Scots was said to have bathed in white wine.

A poetic monument to the Scottish Parliament.