Giant granite sculptures representing family on the northern coast of Spain.

This Navarrese cave's history of witchcraft and pagan ritual is not just embraced, but recreated each year.

This submersible road connecting a French island to the mainland is lined with safety towers for when the tide strands travelers.

A castle-like sea fort from the 17th century is now a museum to oyster farming.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

Green labyrinth formed by a karstic maze hidden in a preserved oak forest.

French commune at the heart of conspiracies.

Live-in sculpture begun by one family in 1979.

A medieval church with largest and oldest collection of Renaissance frescoes in France.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.