The hidden lair of an alchemist rediscovered in a 2002 flood.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

The Grand Lodge of Ireland is one of the oldest in the world, full of fantastical, elaborately themed rooms.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

A sacred well steeped in Pagan roots on the West Coast of Ireland.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

A Museum of Psychiatry in a still-operating mental institution.

The anatomical-pathological collection of a man who changed surgery.

Follow the original medieval paths that wind through this intriguing section of the city.

The Columbia Road Flower Market is now open every Sunday, rain or shine.

Large Hadron Collider and the Birthplace of World Wide Web.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

A reproduction of the famous prehistoric cave paintings is hidden underground at the National Archaeological Museum.

One of Kyoto's oldest food establishments has supplied soba noodles to temple priests and the Imperial Palace.

An exquisite tunnel of cascading flowers.

A magical place that lets you play in and explore the world of Studio Ghibli.

If Hello Kitty were Mickey Mouse, this would be Disneyland.

The magical, mossy forest that inspired 'Princess Mononoke.'

This historical theme park celebrates all things noodle.

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

Nine Gardens in one—with tea service.