This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

A small museum dedicated to the history and design of German packaging.

One of the largest amphitheaters in Europe is a former Nazi gathering place that still stands today.

A crumbling World War I fort that is reached through a series of concrete tunnels.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

A relic from the Industrial Revolution got a second life as a contemporary performing arts space.

Slovenia's first mosque is a striking mix of Islamic and modernist architecture.

A public work of art that also provides some relief from the summer heat.

This former railway facility is the oldest in Slovenia, and now houses a museum showcasing the history of steam locomotives.

Strange rumors surround the artist who created these solemn metal guard dogs.

The Slovenian architect designed many landmarks in the capital city, including his own dream house.

A whimsical bridge adorned with decorative dragons.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

Inside the corridors of this flea market, visitors are sure to find some obscure and odd treasures.

A history of heat is on display at this unique Austrian museum.

A neo-Gothic mansion now houses a wunderkammer of analog tech that hits on all the senses.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

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

A spherical "micro-nation" in the heart of Vienna.

Handsomely crafted representations of our round planet.

Macabre museum devoted to historical Viennese murders.

The beautiful baroque library of the Hapsburg empire.

Popular river that runs through the remote Serbian municipality of Leskovac.