This hat-shaped fountain pays tribute to a centuries-old textile tradition in the Yucatán Peninsula.

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

Remarkably intact Roman stone fortifications have encircled this Spanish city for centuries.

A large measuring stick marks the lowest point of a country that is partially under sea level.

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

Monkeys inhabit the lush forest surrounding ancient Mayan ruins once considered sacred.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

Three sinkholes filled with warm, crystal-clear water reached by a horse-driven cart on an old train track through the jungle.

The ruins of an ancient Mayan city, beautifully preserved and only accessible by boat.

A devasting 2020 fire left this historic seminary in ruins.

This series of paintings celebrate a locally beloved snail species.

This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

A small Portuguese cottage formed between boulders in the countryside.

Brass plaques embedded in pavement preserve the memories of those who lost their lives at the hands of Nazis during World War II.

Giant granite sculptures representing family on the northern coast of Spain.

Crumbling World War II-era gun emplacements still stand near lighthouses on the Spanish coast.

This humble bench is considered the most beautiful in the world.

The mysterious remains of a martyred teenage saint are venerated inside a small country chapel.

A pair of towering monuments commemorate two of Kazakhstan's greatest poets and philosophers.

The world's oldest known salt mine.

A once-fairy tale mansion now stands in a state of disrepair.

The majority of the highest mountain in Poland is actually located in a different country.

Oldest Museum of the Netherlands is a true cabinet of curiosities.

The medieval network of canals hidden underneath the city is opened to explorers each year.