Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

A living art gallery painted on a canvas of Monterey pine trees.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.

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

This century-old ruined temple was reborn as "The Church of Skate."

The oldest Roman lighthouse still in use.

The morbid items in this small and hidden museum are not for the weak stomached.

A charming Spanish village sits atop this natural limestone overpass.

The chefs at El Diablo use heat generated by an active volcano to cook the food.

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

This amazing abuela became a diehard metal fan late in life and an icon of Madrid's '80s rock scene.

The earliest known map to show America, discovered by accident at a Paris bookshop.

Numerous sculptures set along hiking trails symbolize and idealize the relationship between man and nature.

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

A landscape decorated with enormous skull sculptures.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Wonderland replication in progress by one persistent man.