A vibrant painting of a monkey clings to a roadside wall in Megenagna square, within Addis Ababa's burgeoning concrete landscape. New buildings rise daily, crowding the cityscape like trees in a dense forest. Yet, these bursts of graffiti and mural art appearing in the city's most bustling areas offer glimpses of the "Africa" held in our imaginations. They also serve as unexpected flourishes, breathing life into old walls that once displayed only the slow creep of vines for passersby.