The atmospheric ruins of a historic church can be found on a hill above the city of Oviedo.

An out-of-place grove of sequoias thrives in northern Spain.

An arresting arch punched straight through a mountain provides one of the most scenic spots, and challenging climbs, on the planet.

The largest prehistoric cemetery on the Balearic Islands dates back over 2,500 years.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

An archeological treasure trove stumbled upon by a couple of children.

This enchanting natural park is a magical example of a temperate rainforest in Europe.

Seaside ruins of a settlement that date back to the first century B.C.

Remarkably intact Roman stone fortifications have encircled this Spanish city for centuries.

This remarkable prehistoric town is full of watchtowers and houses that have withstood thousands of years.

This religious complex carved into a cliff is steeped in legends of miraculous stags and the Holy Grail.

This ancient Spanish castle sits high upon a hilltop.

A charming Spanish village sits atop this natural limestone overpass.

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

This awesome Spanish castle is so fantastical it was actually used on Game of Thrones.

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

Village situated on a narrow volcanic escarpment.

A whale of a public art display towers atop Juneau's cruise ship dock.

Often mistaken for an office building, inside this venue is an amazing collection of Native Alaskan art.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

The ruins of this Alaska gold mine form a gorgeous ghost town.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."