The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

One of the oldest libraries in the world is still operating and contains the oldest existing document in the Italian language.

Atop the former site of a historic bakery sit two stone tributes to Verona's contribution to traditional Italian baking.

A gorgeous example of 13th-century Gothic architecture.

The oldest operating pharmacy in the world features 800-year-old recipes.

The mummified relic of St. Antoninus.

Some say this medieval church is where the poet Dante married his wife and also met the love of his life.

Many famous English poets including Elizabeth Barrett Browning are laid to rest at this Swiss-owned cemetery in Florence.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.

The naturally mummified body of a peasant girl saint.

The roof of this ancient mausoleum is made from a single Istrian stone weighing a massive 230 tons.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

This building features dozens of faces along its facade, although one is a bit chilling.

A young Italian couple has been locked in an embrace for over 6,000 years.

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

A hidden bas-relief of a hare on a church main portal that brings good luck to the ones who find it.

Inside the small garden of two mid-century apartment buildings stands a centuries-old bell tower, separated from its original church and hidden from view.

One of the earliest depictions of an Arthurian scene that is shrouded in mystery.

Christ's blood allegedly preserved in a Belgian town.

An artist's whimsical transformation of everyday objects.

Come for the oysters, stay for the priceless art honoring inventors across history and Scotland's favorite outdoor sports.

A full figure 4th century incorruptible saint lies in a glass coffin in Croatia.

Longest fortress system anywhere in Europe.

This 135-year-old weather station studied the effects of the climate on human health.