Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

Oldest Museum of the Netherlands is a true cabinet of curiosities.

The attic of a four-century-old canal house hides a clandestine church.

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

A grassy pyramid named after a French battle.

Sweden's "good old days" painstakingly re-created in a model village.

Early habitat dioramas and home of the elusive gaff, the skvader.

One of the largest ossuaries in Spain is packed from floor to ceiling with bones.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

This ancient Spanish castle sits high upon a hilltop.

This Funeral Hearse Museum represents the finest in cadaver transportation.

This awesome Spanish castle is so fantastical it was actually used on Game of Thrones.

Of course Salvador Dalí lived in a castle...

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

A modest museum in the final home of Italian poet and father of modern Italian, Francesco Petrarca.

The home of a neoclassical master is now a shrine to his chosen art style.

During World War II, this rice mill became a Nazi concentration camp.

A gorgeous medieval library where the books are kept in chains.

The Emperor Tiberius' palace of debauchery.

Five candy-colored villages on the Italian Riviera.

Ancient cave tombs known as the "houses of fairies."