Climb inside an iron crystal magnified 165 billion times its normal size.

Dedicated to the American general whose reply to a German demand for surrender was simply "Nuts!"

This statue of one of the engineers who created the London Underground hides a ventilation shaft for the tube lines that run under the street.

For over two centuries, this palace served as a residence for the Holy Roman Inquisition's leaders, a courthouse, and a prison.

For a few short weeks in spring, this hiking path becomes a daffodil paradise.

A German shoemaker-turned-folk-hero whose impersonation of a Prussian military officer earned international notoriety.

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

On the clock tower at St. Anne's Church in Cork, you never know which face is telling the truth.

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

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

One of Malta’s most popular beaches features a seemingly out-of-place statue of the Virgin Mary and baby Jesus.

The eerie remains of one of Ireland's oldest castles, said to be haunted by the ghost of a woman who brings ill fate.

Split's smallest church, and one of its oldest, has been reconstructed inside the city's Roman walls.

This 19th-century aqueduct provides insights into how water was supplied to Victoria on the island of Gozo before modern plumbing.

Picturesque basketball courts sheltered by historical defensive walls and with an enviable sea view.

One of the most notorious leaders of the French Revolution once lived here.

The world's tallest bridge is also possibly the most elegant.

Inside Cork's Kent station stands its country's longest-serving postbox.

This restored house offers a twist on Penang's Peranakan history.

In the sleepy town of Gozo exists a reproduction of the entire town of Bethlehem.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

On the roof of the oldest department store in Tainan stands a Shinto shrine dating back to the 1930s.

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