The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

One of the few working locomotive roundhouses in the United States.

This sprawling bookstore spans four floors and has more than a million books in stock.

This railway-turned-greenway provides a pedestrian link in downtown Detroit and celebrates urban artwork.

Collective made up of artists, musicians, and activists.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

Hamissi Mamba and Nadia Nijimbere opened this community-minded restaurant serving dishes from their native Burundi.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

An art collective teaching the more fiery, metal-y art forms.

The only museum of sake in the United States is nestled in an unlikely California college town.

A series of vibrant murals celebrate the culture and community of Oakland.

This warehouse-gallery-shop hybrid showcases Mexican craftwork at its best.

This tiny garden was built specifically to provide a place of peace and serenity away from the busy city streets.

Resembling a 15th century medieval fortress, this home once belonged to a legend of Mexican cinema.

Mexico's National Sound Library houses music, recordings, and voices from the nation's rich past.

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

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

Its incredible collections are dedicated to preserving Mexico's film history.

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

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

In 2008, this Mexico City metro station was the site of an hours-long fight between emo, punk, and goth groups.

This mysterious marker puzzles pedestrians and infuriates geographers.