From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

An industrial site turned into Hungary's most cherished natural wonder.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

A forgotten graveyard lost in the tangles of an overgrown garden.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

This once-private estate is now a dreamy, meditative garden that's open to the public.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

A fascinating assortment of cave dwellings, medieval ruins, and sarcophagi are being devoured by the forest.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

Nestled in the hills of Tuscany are gorgeous, multicolored hot springs.

This ancient altar emerges from the thick forests to reveal the mysteries of Etruscan sacrificial rituals.

A madman's personal garden filled with 1,000 sculpted heads.

Beautiful views and Roman-style statues on the Italian coast.

The bomb-ravaged remains of of a colossal Neptune.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

A modern sliver of architecture in Roma.

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

Crossing this suspension bridge feels like walking through the sky, a fitting tribute to the head of the Apollo program.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

Pilgrimage site for star-crossed lovers.