A 13th-century fortified manor house that was once sieged during the English Civil War.

The now-quiet remains of coastal artillery defenses that were used in both World Wars.

Now a memorial to merchant sailors and Titanic victims, this medieval church was destroyed by bombing raids in 1940.

According to legend, a noble knight and a terrible dragon lie beneath this storied hill.

The only pub in the world surrounded by an ancient stone circle.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Europe's largest prehistoric mound – burial site of a legendary king?

It's possible to walk inside one of the largest Neolithic tombs in Britain.

This figure was cut into the hillside in 1937 to commemorate the coronation of King George VI.

Ancient human remains unearthed around the iconic monument.

Famously misunderstood wonder of the ancient world

The first archaeological site discovered by aerial photography.

Several Iron Age artifacts were discovered during excavations of this ancient site.

This gate served as a small lock-up jail in the 14th century.

This modest relic, with rich history as a strategic fort through multiple eras.

The oldest working mechanical clock in the world.

The remains of one of Wales’ great medieval buildings, with a pub in the cellar.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Breathtaking and huge 430 year old maps of Italy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.