National Geographic 4D Ancient Rome Puzzle4D National Geographic Ancient Rome is the worlds first multi layer Jigsaw Puzzle that teaches history with its interactive puzzle app! Learning about ancient Greece has never been so much fun. The first layer is a historical jigsaw map, which consists of approximately 600 puzzle pieces. The second layer contains model replica monuments and buildings such as the Theater of Pompey, The Pantheon, and the Colosseum. Once assembly is complete, the history