A plain wooden seat that once belonged to one of the most prominent figures of the Protestant Reformation.

A treasure trove of scientific instruments from the 17th and 18th centuries.

Large Hadron Collider and the Birthplace of World Wide Web.

This phone booth was recreated to honor "La cabina," considered the best horror film in the history of Spanish television.

The oldest vestiges of Madrid found here, have been incorporated into this new museum.

Inaugurated three times, this tower offers some of the best views of Madrid.

Hidden under a center for the elderly are the dungeons which were used during the Spanish Inquisition.

Known as the Casa de las Siete Chimeneas, this haunted 16th-century manor has a dark, mysterious past.

Once a resting spot for King Fernando VII.

The Spanish king's private bathroom embraced the idea of a porcelain throne.

These ancient artifacts are a testament to the enduring significance of the bull in Spanish culture.

A must for film lovers in Madrid and home to the Spanish Film Library's projection space.

Not far from Madrid, a set of perfectly preserved trenches date back to the Spanish Civil War.

Replicas of fossils unearthed during renovation work reveal how this area would have looked millions of years ago.

An old, deep well, connected with a miraculous, divine rescue and the patron saint of Madrid.

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.

Shrapnel, dynamite, bullets and Franco couldn't destroy this bust, rescued and kept hidden as a family secret for over 40 years.

A vault of safe-deposit boxes in an old bank has been repurposed as a time capsule of Hispanic culture.

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

Strange masks and obscure costumes are housed in this old Madrid corrala.

Remains of the lost church hide beneath this Spanish Parliament building.

Inside this church are the alleged remains of the patron saint of lovers, epileptics, and beekeepers.

A reproduction of the famous prehistoric cave paintings is hidden underground at the National Archaeological Museum.

This embalmed man is one of the best preserved mummies from the Canary Islands.