Japan's corrupt-mental-institution themed restaurant offers diners a chance to eat inside of filthy cells.

The only Edo-period ferry that is still in operation in Tokyo today.

The outside of this exposed Moche pyramid is covered with striking colorful adobe friezes.

The depictions of slaughter are surprisingly detailed at this mysterious ancient site.

A kitschy Italian medieval-style castle incongruously located amidst one of the most historic towns in the Peruvian Amazon.

This small oxbow lake has rare giant river otters and some Seussian-sounding birds.

A jungle cave in Peru of unknown depths, otherworldly sounds, and strange nocturnal birds that navigate by echolocation.

Did Inca children also slide down these smooth rocky slopes above Cusco?

With nearly double the depth of the Grand Canyon, this Peruvian canyon is one of the deepest in the world.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

The wartime prison now features haunting sculpted reenactments of the atrocities that took place there.

A memorial to the monk who set himself on fire to protest the persecution of Buddhists in Vietnam.

This striking landscape in northern Vietnam contains both geological and archaeological wonders.