Home to items never before seen by the public.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Decades before the scandal, this staircase on the river was a literal "water gate."

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

This gigantic monument hidden in the woods was built to thank the Dutch for sheltering Belgian refugees during World War I.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

If the tunes of antique organs and musical marionettes don't intoxicate you, the draft beer certainly will.

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

The birthplace of the ferocious William the Conqueror, this castle is awash in medieval history.

An effigy of a trapped paratrooper dangles from a Normandy church to commemorate one remarkable D-Day event.

These unique markers designate the route American forces took during the Liberation of France.

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

The Lone Star plaque hangs in a bombed-out bunker in Normandy to honor a Texan colonel's heroic actions on D-Day.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

This symbol of the French Revolution still stands where it was first planted during the 18th-century.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

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

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.

An idyllic hotel that gave its name to a supposed shadow government.

The largest airborne operation in history was launched to capture this bridge.