Innumerable pony beads, pipe cleaners, sequins, and objects gathered from two continents overlay a web of rainbow mesh that’s suspended in the U.S. Embassy atrium in Dakar. Installed in 2012, the expansive work by Chicago-based artist Nick Cave (previously) is composed of amorphous swells and circular patches of multicolor netting that stretch 20 x 25 feet. Physically connecting pieces of both U.S. and Senegalese culture, the webbed, bas-relief sculpture symbolically stands as “a unifier that brings people together,” Cave says in an interview. More