Places Balto1925 Wants to Go

A series of recreated fortifications mark George Orwell's path through the Spanish Civil War.

A five-square-mile slice of Spain on the Mediterranean coast of North Africa.

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

The hidden ruins of an old hydroelectric plant reclaimed by nature.

Spain's stunning solar energy plant.

For one day every month Barcelona's Estació de França transforms into a market for model trains.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

The former 1920s mansion of a prominent Catalan developer was used as the Soviet Embassy during the Spanish Civil War, and there is still a bunker below the garden.

Abandoned Nazi train station turned underground astroparticle laboratory.

A lush indoor jungle fills this bustling Madrid transportation hub.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

These artifacts were discovered during the construction of the airport, with some dating back to the Neolithic period.

The site where hundreds of Greeks were tortured by the Nazi secret police is now a cosmetics store.

This striking sculpture of Icarus honors Greece's fallen flyers.

This wrecked ghost ship has been rusting on a Greek beach since the 1980s.

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

Crammed inside this grounded passenger plane is a bar that was once a Communist hang out and is now a ratty relic.

A marvel of technology a century ago, this disused power station now offers a lovely glimpse into the industrial design of the past.

The abandoned military base looks like a post-apocalyptic wasteland.

A two-way chairlift system between Zugliget and the highest point in the city.