It depicts a battle between the armies of Alexander the Great and Darius III of Persia and measures 2.72 x 5.13 m ( 8 ft 11in x 16 ft 9in ) .
It shows a battle between the armies of Alexander the Great and Darius III of Persia . It measures 2.72 x 5.13 m ( 8 ft 11in x 16 ft 9in ) .