This beautiful spit of land was once the summer playground of the king of Spain.

Tools, pottery, and mummies showcase the history of La Palma's native people.

A spectacular walk on the flank of a gorge.

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

A breathtaking and biodiverse wilderness in the mountain setting of Ernest Hemingway's "For Whom the Bell Tolls."

This amended headstone marks the grave of a participant in one of the most successful military deceptions of all time.

You can soak in three relaxing pools filled daily by the tide.

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

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

An archeological treasure trove stumbled upon by a couple of children.

Seaside ruins of a settlement that date back to the first century B.C.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

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

The oldest Roman lighthouse still in use.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

An encyclopedic collection of mammal penises.

This abandoned train tunnel has been the subject of countless ghost stories for years.

This ancient village provides insight into the complexity of the pre-Columbian Fremont Culture.

A new kind of theme park for adults off the Las Vegas Strip.

Built following the War of 1812, this fort has withstood hurricanes for centuries.

This giant fiberglass cod celebrates Madison's self-proclaimed status as the U.S. capital of lutefisk.

Lovingly nick-named the "Brick Dick" this municipal tower was winner of the World's Most Phallic Building Contest.