Places iren Wants to Go

Eat the ultimate iteration of Portugal's most beloved pastry.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

The university library shaped like a giant piece of Swiss cheese.

A giant interactive periodic table with real samples of the elements.

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

A subterranean relic of the Spanish Civil War hides below this picturesque park.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

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

An interactive exhibition space dedicated to the kinetic sculptures of Swiss artist Jean Tinguely.

This dragon-shaped sports arena is the world’s largest solar-powered stadium.

Three Malay graves are at the center of an annual pilgrimage that reflects syncretic practices.

A former reservoir that was only recently discovered after more than 60 years of disuse.

This ancient Roman arch misled treasure hunters for centuries.

This curious, round temple is the oldest still-standing marble building in Rome.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

An abused and forgotten metropolis, abandoned for centuries.

Hidden just under the waters around this Turkish island are the ruins of a once great city.

A deadly ancient portal to the underworld.

At the center of an island in the middle of the Indian Ocean is a deep chasm ringed by tall waterfalls.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

The final resting place for the remains of 143 Habsburg royalty.

Cavemen, elephants, and eagles greet passengers driving through the town's main intersection.