One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

Stunning Roman aqueduct used for 1900 years and still standing.

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

Village situated on a narrow volcanic escarpment.

Wonderland replication in progress by one persistent man.

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

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

An architect transformed this abandoned cement factory into his castle-like workshop.

Mountain where Jesus was first tempted by the Devil.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

Panoramic views from the mountains over a facility built to provide tuberculosis patients with fresh mountain air.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

These small, triangular, colorful houses are a staple of Madeira Island.

Europe's oldest still-operational tea farm also boasts a spectacular view.

A perfectly circular lake is formed by the crater of an ancient underwater volcano.

Perhaps the most spectacular grotto along the Algarve coastline.

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

The stunning interior of this Gothic church is covered in ornate gold details.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

This observatory within Europe's first dark sky park offers stunning views of the night sky.

The main residence of the Erskine family and the hereditary keeper of the nearby royal Stirling Castle.