Amidst medieval and baroque buildings, five human-sized gherkins stand tall.

Mozart's skull may be held in this collection, but definitive proof continues to elude scientists.

These 12th-century catacombs carved into a mountainside were a place of mysticism and Christian hermitages.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

This ferry carries passengers across the Rhine propelled by no engine or paddles but by the river's current.

The most impressive of Basel's three remaining city gates.

Along the Rhine, about a mile from the historic Munster, learn the heartrending story of two lovers torn asunder, cast into unknown layers of time and space.

This artistic fountain display pays homage to this area's theatrical history.

A futuristic rocket marks the spot where three borders meet.

The smallest museum in Basel, Switzerland, is a two-foot-by-two-foot window in the door of a 600-year-old house.

Nicolas Schöffer's massive interactive sculpture was assembled in 1961 and brought back online in 2016.

A once-magnificent collegiate church is falling into ruin.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

Somber memorial to the May 10, 1933, book-burning which took place on this spot.

Legend says this sculpture commemorates a brave baker who rescued the city in the Thirty Years' War.

This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

What appears to be an ordinary bridge is actually a rare aqueduct.

A horse statue that receives constant makeovers from graffiti artists and locals.

This fountain tucked away in a park is the focal point of the only "Green Basilica" in Germany.

In the city forest of Augsburg are oval, artificial ponds formed from a World War II bombing campaign.