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

A bronze statue of the famed Prussian naturalist commemorates the year he spent in Mexico.

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

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

This industrial Art Nouveau gem is a historic hotspot for Mexican counterculture.

The museum houses "the most studied meteorite in history," among other geological oddities.

The ruins of the humble house of one of Mexico's most iconic revolutionaries.

The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

One of the world’s largest cave systems houses legends, concerts, and wondrous rock formations alike.

One of Mexico's rare urban natural parks features waterfalls and a working fish farm.

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

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

A Mexico City subway station boasts a hidden museum, complete with a working radio booth.

This simple rock stands as a memorial of the major student protests of 1968.

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

A magnificent, reportedly haunted mansion built for a composer by Spiritualists.

At this local mall, visitors are ushered through a 1940s jail exhibit.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

This Pringle-shaped ledge makes for the perfect photo op.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Although he donated over 3,000 acres to Los Angles, Griffith's life was marred by controversy.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

A classic advertising icon immortalized in regal bronze.

One of only five observatories in the world built to measure the Earth's wobble.