This former insane asylum now holds a pathological anatomy museum.

Metro station with a claim to rock n' roll fame.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A black cat protests the City Guild in Riga's Old Town.

This former medical factory gives home to cutting edge arts in the shadow of a gas works.

A hands-off space for graffiti artists to hone and display their skills.

Hear the quietest sound from across the dome.

Scattered throughout London are ancient remnants of the city's former bounding wall.

This one has sailed five times as far as Sir Francis Drake's famous ship.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

A little sculpture with a large wardrobe.

Climb inside an iron crystal magnified 165 billion times its normal size.

Theme park featuring miniature replicas of European monuments.

Christ's blood preserved in a Belgian town.

Macabre astrological automaton clock dating to the late 1400s.

When the rain falls, this drain system turns into a musical instrument.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

The house that birthed The Old Man and The Sea is now a museum devoted to the old man who wrote it.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

A spectacular cave and a beguiling lake.