The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

A beautifully eclectic mix of architectural styles.

The "Prussian Versailles" that is as glorious today as when it was built.

Art historians have debated the identity of this medieval stone rider since the 19th century.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

This classic restaurant features a gorgeous mirror-clad room.

Cold war icon and onetime "hole" in the iron curtain.

Named after a militant urban guerilla, this famous former squat is a graffiti-covered stronghold of leftist culture.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

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

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The most visited, and possibly most controversial, museum in Germany.

Be(w)ar(e) the moat around this historic Czech castle.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

This demon atop the Notre-Dame de Paris looks utterly bored.

This splendid tomb may look fantastic, but there's nothing in it...

Macabre astrological automaton clock dating to the late 1400s.