The only castle in North America to ever house European sovereigns.

Part bookstore, part café, and part forest.

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

Iconic red and white plaques show the creative names invented to navigate the city streets.

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

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

In this breathtaking canyon, crocodiles bask on boulders and glide through the murky waters.

The former house of an anthropologist couple displays Lacandón Maya artifacts in a homey atmosphere.

The masses at this church incorporate enough moonshine and animal sacrifice that they are no longer recognizably Catholic.

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

In a busy Oaxaca market, a nearly century-old drinks stand still serves family recipes from giant clay pots.

This exquisite example of early colonial architecture remains unfinished almost 500 years after construction began.

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

The splendor of this 17th century golden chapel has led it to be called the "eighth wonder of the world."

This hotel is an amazing example of the Escuela Tapatía de Arquitectura movement.

In Coyoacán, a pair of coyotes crown a public fountain in reference to the ancient Aztec name of the borough.

A fabulously bizarre surrealist sculpture by the late artist Leonora Carrington.

This clock was gifted to Mexico as a show of gratitude for its long history of welcoming Arab migrants.

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

Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

This old-school café is famous for serving coffee, chilaquiles, and the Cuban Revolution.

Where layer cakes tower above one’s head and there is never a shortage of icing.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

Home of a French nobleman's short-lived attempt at raising cattle in the Badlands of North Dakota.