By night, this auto repair shop turns into a taquería serving up some of the city's finest al pastor tacos.

Diego Rivera's massive tiled fountain and failed infrastructure project.

At a museum of everyday objects, it is the act of collecting that is really on display.

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

These museum grounds are a Dalai Lama-declared peace oasis.

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

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

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

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

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

The unique collection of gifts includes braids of human hair, a spoon, and a Virgin made of bread.

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

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

This one-window stand has been home to a giant vat of slowly simmering meats and an array of unique tacos for almost 50 years.

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

Part bookstore, part café, and part forest.

A museum in the former home of Marxist revolutionary Leon Trotsky.

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

This beautifully deceptive waterfall is something far different from what it appears to be.

A mysterious pillar in an ancient burial chamber is said to predict how long you have to live.

The stoutest tree in the world.

One of the city's few vendors selling the Sierra Norte's ancestral beverage lies within a hidden farmers market.

This amazing collection includes rare stamps from around the world, including fluorescent ones.

World War II-era Nazi compound nestled in the Santa Monica hills.