The world's largest public collection of PEZ memorabilia.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The Boston square dedicated to the dark poet who was born nearby.

A lighthouse on a diminutive island was one of the first of its kind to guide seamen home.

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

An amazing collection of sculptures and art.

A jaw-dropping brutalist space church seems to have crash-landed in the middle of America.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Giant, friendly pelicans in Central London, the most unlikely of places.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

An underground city of salt.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Real bones which are said to have belonged to a Polish dragon.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

The magic's in the hole!