Macabre astrological automaton clock dating to the late 1400s.

The oldest surviving wooden bridge over Rhine lets travelers cross easily from Switzerland to Liechtensten.

A plaque on the base of this statue holds a bewitching design.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

A map of Italy made entirely of trees.

A futuristic rocket marks the spot where three borders meet.

Something's missing between the arcades of the Palazzo della Ragione in "the city of the three withouts."

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This ancient market is often referred to as the oldest shopping mall in the world.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

A twisted steel beam from the wreckage of the World Trade Center is the centerpiece of this memorial for those who died on September 11, 2001.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

The tomb of the mythological founder of Padua is not hidden in some obscure crypt, but stands right in the middle of the city square.

This poignant art installation raises awareness of violence against women.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

This Croatian computer club features such gaming relics as the infamous Virtual Boy and an 8-bit Pacman machine.

The seat of the Mantua bishop holds many secrets within its walls.