A lake at the bottom of the ocean.

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

This popular cave pool is truly magical, despite the crowds.

The hot chocolate here all stems from small, sustainable microproducers in Chiapas and Tabasco.

The most complete statue of this Aztec god sits a top a throne carved with images of hallucinogenic plants.

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

The enigmatic and seldom visited ruins of a Mayan city-state.

A Volkswagen Beetle decorated with millions of beads connects Mexico's past and future.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

A series of abstract sculptures pop up from an otherworldly volcanic landscape.

Psychedelic murals coat the inside of a nondescript research library.

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

The ruins of an ancient temple to the Aztec wind god discovered in the middle of a metro station.

The burial place of some of Mexico's most prominent residents is full of macabre stories and hidden masonic symbols.

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

66,000 pieces of art, donated by one of the world's richest men.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

Part bookstore, part café, and part forest.

Frida Kahlo's childhood home, now a museum of her life and works.