Places Voltark Wants to Go

Remains of the walls of the Roman city named for its founder

This amazing cathedral was built on the site of the first Marian shrine in Spain and is important to Spanish speakers the world over

This ambitious 18th century project never achieved its aim as a means of navigation but remains an essential component of agriculture and water supply in central Spain

This magnificent tourist cave, with the highest ceiling of any in Spain, was once an anti-fascist arms dump and war factory and is now a concert venue

A historic engineering feature in a spectacular setting leading to a hike through the Spanish "Colorado" up to a geological wonder on the plateau above.

Four unusual buildings of similar shape which were once important to the local agriculture

This town has two officially recognised troglodyte villages

A 140-year-old cemetery with some unique subterranean features

This tiny Palencian village has two churches described as "Ermita" with the larger one known as the "Cathedral of Rock Romanesque".

This fine building houses an even finer military museum.

“Primitivist” style sculptures that emphasize the human body as nature’s highest creation and seek a connection between man, the sea, and the tradition of the Mediterranean.

A playful symbiosis of art, nature, architecture, and garden design, a hidden gem off the beaten path

Part of the wall is preserved in the aptly named Parque de Berlín in Madrid.

For centuries, one side of this basilica has integrated local archaeological finds.

Across Valencia lie the remains of three ancient fortifications built centuries apart: a Roman enclosure, an Islamic expansion, and a medieval Christian wall.

A tunnel commissioned by ‘the Intruder King’ to escape from the palace if there were problems.

This odd stone has served as a meeting place for local councils since the 17th century.

Remote beach reachable only by boat or a strenuous hike across a mountain.

This bizarrely tree-like red skyscraper is one of the newer additions to Barcelona’s skyline.

This giant sculpture recalls a famous passage from “Alice in Wonderland.”

This tree, over 500 years old, was planted by Columbus’s son.

A Roman bridge closed to car traffic in the 1990s now open to foot traffic.

Memorial to the brave indigenous defenders of the Canary Islands.

This 16th-century watchtower once defended Spain's Atlantic coast from pirates.