The first public library in the Americas has more than 45,000 books dating back to the 15th century.

One of the world's largest murals covers a large swath of homes in its hillside neighborhood.

A grand entrance to one of the world's smallest Chinatowns.

A neo-Gothic temple in central Mexico featuring a labyrinthine network of crypts.

The "world's smallest volcano" has been used to store meals and dispose of dead bodies.

At this Oaxaca contest, artists turn purple produce into stunning depictions of saints, buildings, and La Pietà.

This ceremonial Mexican square looks as though it belongs in a science fiction movie.

The ruins of an abandoned church mingle with the graves at Oaxaca’s General Cemetery.

Huge hole looks down onto an underground beach populated with sea lions.

Kitschy horror displays now fill the house where some very real serial killing took place.

This Aztec structure remained hidden until the demolition of a supermarket exposed the lost temple.

Inside a busy metro station, an impressive mural depicts the prehispanic city of Tenochtitlán.

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

This "cursed house" features secret rooms, hidden vaults, and dark escape tunnels.

This French cemetery houses some of the most exquisite examples of funerary art in Mexico City.

These spectacular, symbolic serpents lie within the shadow of the Great Temple.

These enigmatic columns tower over the ruins of an ancient Toltec city.

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

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.

This church, buried halfway in lava rock, is all that remains of a Mexican village destroyed by a volcano.

A small pack of an ancient, hairless breed of dog once believed to guide souls through the underworld lives on its grounds.

Worm salt and other local ingredients are on the menu at this cult favorite ice cream shop.

This once-abandoned mansion is now a dreamy event space.