Touching the iron railings of Tarragona's balcony to the Mediterranean is said to bring good luck.

An ode to the famous Las Vegas signage.

A beautiful little castle with a rich history now home to the Archives of the Spanish Air Force.

Among the best preserved megalithic monuments in the Aragón river valley.

Designed in the Romanesque style, this structure was once a fortress monastery.

A statue commemorating the island's tradition of dancing dwarves in Napoleon hats.

This memorial, built by fascist dictator General Franco in 1960, has been repurposed by the people of Catalonia.

This tunnel was built in order to protect the village of Daroca from flash floods during rainy seasons.

Commemorating a battle where French troops were commanded by an Englishman, and English troops by a Frenchman.

The largest cave on the island of Menorca was likely the site of Iron Age rites and rituals.

The cave where Saint Genadio meditated and played chess.

An untouched lava tube accessible to the adventurers.

Replica of Seville, Spains famous Giralda, a former minaret converted into a bell tower.

This 15th-century aqueduct with distinctive pointed arches was used for irrigation in the Vinalopó valley.

The legendary bathing site of a Moorish queen is actually part of a Roman fish farm.

A road that winds through this natural cave is the only way to access the small, appropriately-named village of Cuevas.

The 20th-century church looks like a rustic version of the Sagrada Familia.

The two massive guns that defended Cartagena Bay.

A pre-Hispanic pyramid in the middle of a tourist district in the Canary Islands.

Indigenous cultures believed all life would end if this enormous rock toppled.

An uninhabited village that preserves and documents rural architecture and an endangered way of life.

Originally planted by the ancient Carthaginians, this sprawling palm grove is one of the largest in the world.

This Roman arena once played host to bloody gladiatorial battles.

Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.