Roof of the Convention Center: The roof of the Convention Center in Pittsburgh. The photograph is taken from ground level, looking up at the center's roof. A series of white arches support a flat, gray concrete section above. A metal railing runs along this area, with several rows of windows visible behind it. In the background, the rest of the building can be seen, surrounded by trees and other greenery. The overall atmosphere suggests that the Convention Center is an important hub for events and activities in Pittsburgh.
