The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

Also known as Rye Castle, this 13th-century fortification later became a prison and held one of Rye's most famous criminals.

This bronze statue was dedicated to a 1966 Beatles hit.

Most of Britain's gold reserve was secretly stashed here after the start of World War II.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

This aging storage facility is the world's largest brick warehouse.

The red letters in the literary pavement leading to the library form a mysterious code.

Much of what constituted mid-century Liverpool now litters a beach outside of town.

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

One of three sites in England that house the National Collection of Arms and Armour.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

The youngest volcano in Central America.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

An important Mayan religious and trading center dating back to 200 BC.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Northern Ireland's Brobdingnagian stepping stones.

After the devastating 2011 earthquake, historic Christchurch begins to recover, starting with the pop-up Re:START mall.

One of the world's steepest streets seems to have houses sliding down it.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

Highly spherical boulders on the shores of New Zealand.

It's beautiful, it's haunted and its claim to fame is that it's the oldest existing stone arch bridge in Australia.

An incredible garden taking over the interior of a massive sinkhole.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

One of Ireland's most infamous prisons for rebels including men, women and children.