A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

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

A historic observatory precariously perched at the "Top of Europe."

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

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

The former headquarters of history's oldest megacorporation.

This pirate-broadcasting-tower-turned-restaurant played a rebellious role in the history of Dutch television.

Home of controversial poet priest who penned the words for the Austrian national anthem used in the 1930s.

Along the edge of this fountain are 365 smaller fountains that represent the days of the year.

This medieval church in a small Austrian village is home to a 700-year-old Mickey Mouse lookalike.

German and American troops joined forces to defend this fortress during the strangest battle of World War II.

The site of Austria's biggest concentration camp now honors its victims.

A glimpse into the festive and private lives of medieval Europe.

A breathtaking viewing platform over the Alps.

Amidst medieval and baroque buildings, five human-sized gherkins stand tall.

A magnificent collection of imperial armor and weaponry.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

Each year melting snow turns these Austrian hiking trails into scuba zones.

A silly medieval mural preserved on the side of a Viennese house.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

This cubist Vienna church building looks like some sort of alien stonehenge.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

This remote island, home to the easternmost point in Denmark, once hosted pirates and a military fortress.