There are thousands of tributes and memorials to the King, but none quite like this one in a Kraków city park.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

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

One of the world's largest collections of medieval religious art.

This hidden collection of everyday objects illustrates life within communist Poland.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

A 20th-century picture show in 3-D.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.

Two stunning 17th-century libraries and a cabinet of curiosities.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Countless grotesque faces stare out from this eerie Prague art wall.

This hauntingly beautiful cemetery outside a medieval citadel is full of winding paths and ivy-covered graves.

This enormous abandoned prison was once dubbed the "Bastille of Romania."

Gigantic Romanian salt mines used to heal respiratory conditions.

A collection of items from a way of life that no longer exists.

A celebration of all things tacky, garish, and bizarrely creative in the Romanian capital.

This once-derelict building is now one of the most beautiful bookstores in the world.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

A small town Romanian cemetery filled with darkly humorous gravestones.

This massive underground salt mine now holds a sci-fi theme park in its depths.

Moss and stone turn this waterfall into an otherworldly liquid veil.