This sculpture, "Vivace," by Craig Kraft has become synonymous with the Shaw region. Sitting in front of the library and across from the 7th Street metro exit, the neon sculpture is impressive during the day, but even more so at night. Photo by Elvert Barnes.

As noted, there is an entire area outside the Hirshhorn dedicated to sculptures. However, this neon yellow aluminum Roy Lichtenstein sculpture in front is the most visible. Photo by Flickr user yamori99.

There's a reason that so many take selfies and family photos in front of this Friendship Arch outside the Chinatown metro station. The gate by Alfred H. Liu is undeniably beautiful and impressive. Photo by Flickr user OZinOH.

While perhaps not "public art" in the sense of commissioned works of sculpture or paintings, this metro stop is the epicenter of Red Line graffiti. In addition to colorful tributes to fallen football player Sean Taylor and Michael Jackson are fun cartoonish works of art and artfully done tags. Photo by Tiffany Bridge.

There are a few Big Chairs in the city but this one in Anacostia (dedicated to Curtis Companies in 2006) is the largest and the most famous. Photo by Elvert Barnes.

This H Street bridge between Northeast and Northwest is colored by these joyful tile figures known as the Hopscotch kids. Photo by Victoria Pickering.

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This mural by Karlisima on the facade of Mama Ayesha's is unmissable if one is headed to Adam's Morgan from the Woodley Park metro. The painting of every president from Eisenhower to Obama (with a woman that's presumably Mama Ayesha in the middle) looks like the city's largest postcard. Photo by

This extraordinarily colorful 700 foot long mural that faces the Red Line from behind the Edgewood shopping center has long been a bright spot in a neighborhood that has plenty of overgrown grass and blighted buildings. Photo by David Gaines.