There has been an astronomical clock on this spot since the 14th century.

A fearsome dragon clings to a corner of Munich's city hall.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Dedicated to the European Sinti and Roma peoples murdered during the Holocaust.

A century-old shot ball factory tower is open to the public once a year.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A monument to the man who almost killed Hitler.

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

A restaurant and observation deck built in a unique broadcasting antenna.

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

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

The Connecticut village named for its subterranean thunder.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.