Lombardy poplars planted to imitate the size and shape of the Cathedral of Notre-Dame de Reims.

The world's first and only three-segment bascule bridge folds up into the shape of a capital "N" to let boat traffic through.

The difficulty of getting a good night's sleep is an age-old affliction according to the one-of-a-kind Snoring Museum.

An amusement park on the grounds of an unused nuclear power plant, with a swing ride inside the cooling tower.

This unique Renaissance castle was turned into a home for Nazi occultism.

Organisms normally seen under a microscope decorate this church.

This small gallery nestled inside an old botanical glasshouse is a quiet place to enjoy art and nature.

The world's oldest rose is so tough it survived being bombed in World War II.

Ample proof that watery ends make for well-preserved, millenia-old mummies.

This German museum devoted to the simple wonders of salt is actually built over an old saltworks.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

After this historic church was destroyed by World War II bombing, its blackened shell was left standing as a monument.

An extraordinary mechanical calculator designed by the mathematician and philosopher Gottfried Leibniz.

Striking occult iconography on a medieval German church.

Live out your childhood construction fantasies in this one-of-a-kind gyrating hotel.

An intricate and amazing house built by architect Karl Junker.

This ornate Weser Renaissance house was also the home of an infamous witch hunter.

One of the last remaining railway viaducts equipped with a transporter ferry.

The mass grave of the 27 victims of the "Vampire of Hanover."

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

A tiny island is connected to the mainland by a private railway that residents travel in their own personal wagons.

This viaduct serves as a reminder of World War II.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.