This stretch of the River Severn where large waves flow against the current is the birthplace of river surfing.

This fantastic museum honors Gloucester waterway heritage.

The country home of world-famous designer, writer, and artist extraordinaire, William Morris.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

The church is gone, but the graves and legends remain.

Two planes stand abandoned after the closure of an aircraft-themed restaurant.

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

Ever hear of the Milazzo Cage?

According to legend, this small island was home to one of the sirens met by Ulysses in the Odyssey.

This decaying complex from the early 1900s was once the site of massive iron and fluorite mines.

Once the hunting reserve of a noble family, this is one of the few remnants of Pleistocene planitial forest in northern Italy that still stands.

Nine caves filled with recently-discovered archaeological finds under the houses and the streets of the most ancient district of an old town.

This archaeological site built into a tuff outcrop is filled with rock dwellings, the ruins of a medieval castle, and a necropolis.

In Lago Superiore, the largest expanse of lotus flowers outside of Asia is hard to miss.

This lake was sacred to the Sabine people who constructed a temple here on a floating island.

Nobles would stage mock naval battles on this large lake at the Royal Palace of Caserta.

This long-abandoned village sits across a narrow gorge from a still-inhabited settlement that was once its twin.

In this nearly 1,000-year-old monastery, monks painstakingly restore old books.

Since the 1960s, this small village has invited painters to decorate its walls.

An enormous sinkhole that local lore attributes to the anger of the Virgin Mary.

This crescent-shaped beach is said to glow under the light of a full moon.

These caves are home to a small church and were used to age cheese.

A mountain cave is the site of archaeological findings and Paleolithic rock art.

This network of roads is one of the most unique Etruscan creations ever discovered.