Its look is severe, but its location, isolated on a hill in the middle of the countryside, is particularly scenic.

Before the more famous Royal Palace of Caserta, the king of Naples first commissioned this overlooked residence.

Once home to one of the oldest banks in the world, this building is also where Marco Polo's famous travelogue was written.

This amazing medieval fortress stands atop a promontory along the famous Cinque Terre.

At this medieval church, Thomas Beckett was cantonized as a martyr.

Europe's simulation of the Martian surface uses soil from Mount Vesuvius.

Two bronze wolves atop this large rock honor the "Wolves of Tuscany" brigade of World War I.

This war memorial holds the remains of around 20,000 World War I soldiers from both sides of the conflict.

This abandoned semaphore station hearkens back to the days of the optical telegraph.

A dilapidated psychiatric facility on the outskirts of Milan where electroconvulsive therapy was developed and Napoleon once lived.

An enigmatic modern marker left next to a historic Roman site.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

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

A public art installation with a nautical themed poem, enhances this pedestrian street.

The Titanic sails again in one Scotland man's backyard.

This public library still showcases its former life as a 19th-century church.

A recreation of pop art pioneer Eduardo Luigi Paolozzi's London studio.

The painting on an aptly named street honors the 1980s slasher movie.

Abandoned ship reimagined as a street art canvas.

The world's smallest movie theater runs on solar power—an attraction in itself.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”