This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

This fantastical and eclectic English garden takes its inspiration from Egypt, China, the occult and more.

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

One of the largest mechanical models of the solar system in the world.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

A historic Georgian building and warm springs.

Local legend holds that if you can make it up this steep cobblestone stairway without taking a breath, you'll have wish come true.

People have been making salt here using traditional methods for centuries.

In 1888, a resident of Xagħra, Malta, discovered a small underground chamber filled with stalactites and stalagmites when digging a well.

A small cave network was discovered under a home in Xagħra, in 1924 when the owner was digging a well.

These temples are among the oldest free-standing stone buildings in the world.