Hidden in the forest are the remains of a former World War II chemical plant.

Hidden in the forest are the crumbling, graffiti-covered remains of the factory where most of Germany's explosives were produced during World War II.

This famed marionette theater and museum is bursting with imaginative string puppets.

In the city forest of Augsburg are oval, artificial ponds formed from a World War II bombing campaign.

Next to the well-known retaining weir "Hochablass" is the former raft port for the city of Augsburg.

Deep in the forest next to Augsburg are abandoned bunkers and bullet traps from the region's military past.

A small concrete monument remembers a German cold case involving incest, farm tools, and psychics.

A surprisingly detailed model of one of the most powerful telescopes in the world.

A miniature model of what will be the world's largest telescope.

This red London phone booth once stood in front of Buckingham Palace and was used by the queen.

An Orthodox church inside a small "Garden of Eden" built by a man who had a vision.

An abandoned construction pit in Munich that turned into an accidental urban lake.

From open waters to open dance floors—this decommissioned ferry has been transformed into a lively nightclub.

This poignant tribute to the White Rose movement showcases artifacts related to the heroic anti-Nazi struggle.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

The scars of World War II are preserved on its walls.

This tribute to the 16th-century composer is now an unusual shrine to Michael Jackson.

A serious museum dedicated to two German comedians.

A small square plaque marks a failed assassination attempt that could have changed history.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

A delightful but little-known public observatory and planetarium in Munich.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

This unassuming passageway played a key role in one of the most important events in U.S. history.