The remains of the left arm of the levitating philosopher-saint are kept in a 13th-century Neapolitan basilica.

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

The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.

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

The highest waterfall in Italy is only "turned on" five times a year.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

2300-year-old Roman road connecting the empire.

Geothermal waterfalls in Tuscany.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

A tiny traditional village keeps an ancient method of beekeeping alive.

A narrow strip of land is home to the tallest migrating dunes in Europe.

This tri-part waterfall is a little bit of fairytale beauty in the heart of Luxembourg's Little Switzerland.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

At less than four inches in height, this iconic fictional character is the smallest public statue in all of Moldova.

This public library and its impressive collection of academic books have not changed since the 17th century.

An ancient Egyptian temple sits within a modern European museum.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

The largest flower auction house in the world.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.