The abandoned club hides in the hills of Ibiza.

Originally slated to become a luxurious resort, this structure is now a graffiti haunt reclaimed by nature.

Stuck in the middle of a modern Madrid city block are the remains of a 19th century sports complex.

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

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

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

A lush indoor jungle fills this bustling Madrid transportation hub.

This lucky bronze frog was gifted to Madrid by a casino.

One of Madrid's oldest trees, with a long and colorful history, resides in El Retiro Park.

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

Just like in Hollywood, Madrid has also a forgotten walk of fame.

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

The convergence of two currents makes this a surprisingly pleasant getaway in the Arctic Circle.

This functioning parish church is also the site of many concert performances due to its wonderful acoustics.

At this Arctic outpost, get to know members of the indigenous Sámi community and meet their herds.

At the very tippity-top of Europe is a cliff from which you can view the midnight sun.

The world's most charming instant portrait studio also happens to be its smallest.

The great polar explorer is remembered in this far northern town, where he embarked on his final expedition.

The world's northernmost aquarium looks like it has fallen over.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

Get up close and personal with these majestic fish.

This legendary urban waterfall creates a dazzling display of rainbows.

More than 2,000 species of tropical plants call this nature preserve and sanctuary home.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.