Black raven with green grass at the background. At the order of the king, a small raven colony resides in the tower of london. When the raven dies, it is buried near the gate by placing a plaque with its name on the grave. Black raven london jigsaw puzzle is black. Play and solve Black raven london puzzle with 12, 24, 35, 40, 54, 60, 70, 96, 104 or 260 pieces. This online jigsaw puzzle, is the perfect way to relax. Or create your own personalized puzzles.