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

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

Grab a cuppa at England's first and only domestic tea plantation.

A unique botanical garden housed in three giant geodesic domes.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The library of every book lover's dreams.

This natural marble cave is one of only five national monuments in Oregon.

A temple to modernity, tucked away amid Barcelona's more well known museums.

Wonderland replication in progress by one persistent man.

In paradise, feral pigs have claimed an island all to themselves.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

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

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.

Fascinating town where normal life interfaces with the occult.

Finally, you don't have to be a pious Swedish seaman to relax like one.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

Dine amidst exotic plants at this former royal greenhouse.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

Norway has built what may be the world's most beautiful public toilet.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

A small but immensely extravagant palace built by the "Night King."

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."