Inside this Krakow church, an explosion of psychedelic color.

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

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

In the summer, the area around this sculpture transforms into a vibrant concert venue.

This enormous 32-foot painting depicts Poland's greatest medieval battle in glorious detail.

Special benches that play Chopin's music are scattered throughout his native city.

This bell stars in a tragic love tale and is said to make wishes come true.

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

Pilgrimage site for star-crossed lovers.

This building features dozens of faces along its facade, although one is a bit chilling.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

Remnants of a Victorian garden feature sitting in public woodland.

Museum preserving torture methods from the past.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

World's largest collection of serial killer artwork and other macabre exhibits.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

The beautiful baroque library of the Hapsburg empire.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The headquarters in Salem doubles as an occult art gallery.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."