An alchemist's "magic door" stands in the middle of a Roman park.

A sculpture serving as an homage to Pope John Paul II.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

The true meaning behind this sculpture remains unknown.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

Once a black market electronics marketplace, now an otaku shopper's paradise.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

Devoted Buddhists can earn enlightenment in the next life by crawling through this symbolic nostril.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

A beautiful bamboo trail tucked in this famous Japanese Shrine.

The 10,000 Torii shrine.

A shrine contains nearly 200 statues of the Buddhist deity Jizo, dressed in bibs by parents who have lost a child.

This 700-year-old street food market features baby octopus and soy donuts.

The quintessential Japanese rock garden has existed for more than 500 years.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

This 1st-century CE Roman bath sits under a carpark.

A brutalist gem towering over the heart of Milan.

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