This replica of Columbus's famous ship houses the history of La Palma's maritime importance during the Age of Exploration.

This 130-year-old, steam locomotive represents the Spanish industrial and agricultural boom of the late 19th and early 20th century.

The camera-toting gargoyle juts out from the exterior of a Gothic cathedral.

The world's first electric battery-powered submarine.

A strange anthropomorphic stele with a mysterious inscription that has never been deciphered.

Two 2,500-year-old Phoenician boats found on the coast of Spain, giving incredible insight into the ancient maritime traders.

This multi-level, aqueduct-footbridge hybrid is one of the greatest works of the Spanish Renaissance.

The fragmented remains of a massive public bath connected to the city's water supply.

An unexpected ghost village lurks on the southeast coast of Tenerife.

Whimsical sculptures and caves chiseled by nature over the millennia.

One of Europe's oldest yew trees has lived more than 2,000 years.

In Spain, the ruins of a Roman military camp sit along a flooded section of a river.

This underwater graveyard commemorates a group of murdered 16th-century missionaries.

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

The Roman city was the birthplace of various emperors and is home to one of the empire's most impressive architectural feats.

This 7,000-year-old megalithic wonder covered by a Franco-era reservoir emerges in times of drought.

A cheese discovery made by shepherds became the pride of a region.

This mountaintop observatory is home to one of the world's largest reflective telescopes.

This overlooked museum houses an amazing collection of rare, antique typewriters.

A well-restored ancient archaeology site gives a real feel for life during the Roman age.

A complimentary beverage is offered to the bodega's resident rodents every day.

The ruins of an ancient stadium that hosted gripping chariot and horse races.

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

An impressive display of ships and artifacts from the ancient Mediterranean maritime trade.