This neolithic stone grave has been altered and restored so often its now more neo than lithic.

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

The plaques around this 19th-century structure recall some rather strange tales.

The first archaeological site discovered by aerial photography.

The longest hedge maze in the world.

This section of the Kennet and Avon Canal has been designated the same level of heritage protection as Stonehenge.

Ancient human remains unearthed around the iconic monument.

Gothic tower mentioned in Thomas Hardy poem "The Channel Firing."

The ruins of a 12th-century Cistercian monastery can be found alongside World War II tank traps and pillboxes.

This Luxembourg cave is covered in cryptic looking marks left by mining activity.

This fountain of a little boy that spits on passersby at erratic intervals is a town icon.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

This Cold War–era fallout shelter was actually a storage facility for the nation's emergency currency.

One of the only spherical 19th century gas containers left today.

Amöneburg is a town perched on top of a basalt mountain in the middle of an ancient meteor crater.

A Neolithic burial site erected around 3000 BC.

"The most colorful grottoes of the world.

For centuries, Germans have been dancing in trees.

One of two electrical towers in Germany that have a pathway constructed through the tower's legs.

At this unusual park, domes, ladders, chairs, and more are made from trees.

A unique collection of electric insulators on display in a former transformer station.

Electricity pylon standing in the middle of a shelter.

A memorial to a dizzying sports device and its creator.