A miniature train-ride through Slovenia's largest cave system.

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

Europe’s oldest natural human mummy.

When a massive landslide hit one of the world's tallest dams it created a tragic environmental disaster.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

This artistic temple brings together multiple architecture styles, but is only an example of one.

The home of a neoclassical master is now a shrine to his chosen art style.

Machismo turned on its head: the lady's hand goes to the dude with the bigger brain.

Centuries ago, red and white wine poured from the statue's breasts whenever a new Venetian ruler was elected.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

100 year tradition of fist fights, marked by marble footsteps.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Go inside to really appreciate this 500-year-old technological masterpiece.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

The small peaceful island off the Venice tourist circuit is where the city began more than 1,500 years ago.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Originally a leper colony, the island is now an Armenian monastery that's home to an incredible manuscript library and eclectic museum.

The oldest of Venice's plague quarantine stations, designed to keep the medieval city safe from disease.

The oldest botanical garden in the world that technically isn't the oldest.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

A sudden, striking cluster of hills south of Padua has been attracting visitors for centuries.

A rare example of an octagonal Catholic church.