This monument marks where the exact middle of the world used to be.

Subterranean place of worship in Indonesia.

A crazy maze of a hostel, where every trap door and secret entrance brings you to a new wacky, wonderful room.

It took 28 years to build this massive statue of the Hindu god Vishnu riding a mythical bird.

These 40,000-year-old stenciled hands are older than the famous cave art in France and Spain.

If you dare visit this fort, fire-breathing hyenas might devour your camels.

Nature's water park in the Wadi Bani Awf valley is full of pools flanked with cliffs and natural water slides.

The oldest surviving mosque in the UAE has mysterious origins and unusual architecture.

A mouldering Colombian bull ring stands as a reminder of the country's complicated relationship with a brutal sport.

From pink dolphins to underwater cities, this museum explores the unseen, mythical world of the Amazon river.

An emporium of communication in Vitória's Old City.

The only restaurant serving indigenous foods from the Amazon.

This unique 230-foot waterfall is a natural beauty hidden within the vast wild landscape.

A snake farm famous for its venemous varieties.

An overlooked collection of over 350,000 artistic works created by psychiatric patients using art therapy.

Half-hidden by grassy slopes, this striking Spanish colonial fort is now a museum of underwater archaeology.

Things roll uphill on this Mexican street that seems to defy gravity.

The largest collection of artifacts from the Olmec civilization, the mother culture of Mesoamerica.

A close look at the church's walls reveals pieces of Mexico's history.

Still standing despite its considerable slant, this tilted lighthouse has become a local symbol of resilience.

This Oaxacan town is known for its colorful fantastical creatures hand-carved by local artisans.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

The ruins of a former sanctuary for elite Aztec warriors.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.