One of the largest caves in the world open to the public.

A medieval fresco which reminds visitors that death will come for us all.

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

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

Europe’s oldest natural human mummy.

The mummified relic of St. Catherine sits forever on a golden throne.

A diverse collection of wax, bone, papier-maché and mummified relics.

Sleep amongst an abundance of art from the modern era.

Natural cathedral designed by Italian artist Giuliano Mauri.

While most books are made of wood, these wooden books are truly made of, and all about wood.

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

This military mausoleum captures the solemn grandeur that most memorials only aspire to.

This Italian church is as beautiful as it is common, except for the real skulls decorating the many mannequins inside.

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

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

A complex, nine-layer maze on the grounds of a Venetian doge's playground.

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

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

Venice's "Island of the Mad."

Ruins of a German Castle on top of a towering stone pillar.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

Steadily reminding Czechia of its past.

Slaughterhouse Five opens its dank doors to fans of Kurt Vonnegut.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.