Eleven copies of one of these objects were kept in the Temple of Mars along with the original, (20[2])which was said to have fallen from heaven (20[2])during the reign of Numa Pompilius. (20[1])A peaceful city and a (0[1])warring city are depicted in (20[1])nine concentric circles (20[1])on one (20[1])of these objects. (20[4])After Calchas predicts that the (20[1])first Greek to land on Trojan soil would (20[1])die, (20[2])Odysseus (20[2])steps (20[2])onto (20[3])one of these objects (20[1])to avoid touching the ground. (20[1])After Hector kills Patroclus, Thetis (20[1])arranges (20[1])for (20[1])a highly (*) decorative one of these (0[1])objects (10[3])to make up for Achilles’s stolen armor. It’s not an animal skin, but a gorgon head adorned one of these objects (10[1])used by Athena named Aegis. Medusa was turned to stone with a reflective kind of, for 10 points, what defensive weapon? (10[1])■END■ (10[2])