Public access to clean drinking water was an instant hit among the masses.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

A quaint hamlet of nine cottages around a small green near Blaise castle.

The Bristol Camera Obscura housed in an ancient windmill.

Banksy's image of a naked man dangling from the window of a sex health clinic.

The unusual clock on this 18th-century market building has an extra minute hand for "Bristol time."

A 142-foot-tall Q-tip on Bristol's skyline.

17th-century merchants in Bristol nailed their deals by placing money on these pedestals.

Hamburgers are intensely proud of their tunnel beneath the river.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Model Trains and Much More in Hamburg.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

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

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

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

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

A fascinating insight into daily life in the Eastern Bloc.

One of downtown Berlin's last reminders of its Communist past.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.