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

The walls of a colonial-era fort encircle a small, tropical assortment of plant life.

A Spanish Colonial fort now houses an archeology museum.

Once a year in Pomuch, the dead are taken out for a cleaning.

Every equinox this Maya pyramid puts on a spooky ancient light show.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

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

This one-of-a-kind convent boasts a kaleidoscopic exterior of stars and double-headed eagles.

Found down a long dirt road, a sacred Mexican cenote and 18th-century hacienda remain hidden.

A cenote filled with Colonial era artifacts whose waters cannot be accessed.

A mysterious, abandoned Chinese building in Mexico pays homage to the area's East Asian immigrants.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

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

A small collection of iguana-infested ruins hides amid Cancún's bustling hotel zone.

One of Mexico's youngest major cities still holds on to this structure representing its short modern history.

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

It might look like a doghouse, but this small structure was actually built to house a spirit from Maya mythology.

Few of the many visitors to this resort town know of its hidden Maya ruins.

One of Mexico's least-visited archaeological sites is tucked away inside a theme park.

This series of paintings celebrate a locally beloved snail species.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

A bright, colorful telling of the history of Mexico's youngest state.

Cave where bat-eating snakes hang down from the ceiling.