This World War II bunker is now a shrine covered with sea shells.

An intricately decorated tiny place of worship.

An 800-year-old island castle in Guernsey's main harbor.

The first island in the world designated a light-pollution-free astronomical observation point.

One of the world's smallest prisons boasts just two small cells.

This natural crater along the coast of Jersey may take its name from the devil statues who have watched over it.

A statue erected in honor of the toadish nickname given to Jersey residents by the French.

A passage grave used in neolithic rituals.

The southernmost toilet in the British Isles.

Folklore and history carved into Brittany's coast.

In France, a medieval-style home pays homage to an intrepid explorer who discovered Québec.

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

Old vessels have been transformed into artistic canvases in this unusual cemetery.

Journey through the ruins of this ancient Roman temple dedicated to the god of war.

The precise origins of this pink sandstone temple are unknown.

Ride the rails on a train harkening back to a 19th-century marvel.

A small house sits between two huge rocks, with its back to the sea.

Medieval Danse Macabre Fresco in Northern Brittany.

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

If they push on just the right spot, even the weakest person can move this titanic boulder.

A remote hilltop covered in giant monoliths haunts the Brittany countryside.

A granite rock formation littered with various species of moss, lichen, and fern.

This stone quarry was used to make axes and other tools more than 6,000 years ago.

Each of these hand-painted wooden boxes, which date to between the 16th and 19th centuries, contains a genuine human skull.