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

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

These azure waters were thought to lead to the Mayan Underworld.

Take a dip beneath the stalactites in this amazing cenote.

This colorful palace is an oasis of calm amid the hustle and bustle of the Buriganga riverfront.

The shipyards along the outskirts of the Bangladesh capital are a flurry dangerous boat breaking and rebuilding.

Centuries-old bridges grown from tangled roots.

Known as the wettest place on earth.

The Indian capital of black magic and witchcraft.

The largest and, arguably, most scenic fortress in Bhutan.

Strange, gentle beasts resembling goat-cow hybrids roam within this patch of forest.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

The only restaurant serving indigenous foods from the Amazon.

This anthropological museum offers a glimpse into the lives of the Indigenous peoples of the Amazon River Basin.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

Towns with a resource known as "white gold," valuable enough to fight a war over, now stand ghostly and empty.

A beautiful little bookshop located in the middle of a desert.

The largest geyser field in the southern hemisphere is a spectacular sight.

You can swim in these highly salty, mesmerizingly blue lakes in the Atacama Desert.

This abandoned nitrate town was repurposed as a dictator's prison.

In the most arid desert on the planet, the world's leading telescope allows astronomers to see more than has ever been seen before.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

The largest collection of model trains in the world is actually run using full-size locomotive technology.