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

Where once there was a train station bathroom, there is now this German burger joint.

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

This working class sculpture pounds his hammer all the livelong day.

A giant Troll lurks under one of Seattle's oldest bridges.

This former coal gasification plant found a curious second life as a popular public park.

Started as a kitchen garden, now the second largest botanical garden in the world.

A slice of central Asia in the middle of Berlin.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

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

This complex of vertically-excavated Buddhist, Jain, and Hindu monolithic temples in India's Maharashtra providence illustrates a spirit of tolerance characteristic of ancient India.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

An enormous, inside-out glass globe built in 1935.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

Ship-sized kinetic sculptural fantasy.

Inside a former cabaret, seven floors of erotic art.

A surrealist timepiece by the artist of melting clocks.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

The celebrated eyesore created by starry-eyed sweethearts.

Notorious artist squat renovated into legal studios.