The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

Mozart's skull may be held in this collection, but definitive proof continues to elude scientists.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

An Austrian house of bones filled with hundreds of intricately painted skulls.

Artfully arranged bones of 5,800 Austrians.

The beautiful baroque library of the Hapsburg empire.

This ossuary is more than five centuries old and is heralded as one of the finest in Switzerland.

The idyllic island where the philosopher Jean-Jacques Rousseau spent “the happiest time of his life.”

Abbey built on the ruins of Roman catacombs.

A constellation of golden cobblestones shows the names of local children born under a full moon.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

An 11th-century fortress home to one of the most influential royal houses in medieval Europe.

The bears of Bern have been a city highlight for over 500 years.

Medieval irrigation channels built into the sides of mountains provided Valais with water for hundreds of years.

Swiss vineyards in a UNESCO heritage site.

Over 3km of caverns and caves at the Switzerland-France border contain the largest underground river in Central Europe.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

World's largest permanent maze made of 18,000 conifers.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

These spooky and unusual stone formations create an underworldly landscape.