This 16-foot-diameter wooden coin has been standing in Iowa City since 2006.

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

Inside the Wayne County airport is an amazing collection of lights and sounds.

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

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

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

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

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

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

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

Abandoned concert venue legendary for its rock counterculture.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

The legacy of baseball great Roberto Clemente is preserved in a retired Pittsburgh fire station.

This shop filled with oddities and knick-knacks is named for a 19th-century charlatan.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

There aren't too many operational funiculars around, but Pittsburgh has two!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.