Plan of the city of Bosra: 1) Cistern; 2) Western gate; 3) Walls; 4) Colonnade street; 5) Cryptoporticus; 6) Roman house; 7) wellspring; 8) Northern thermae; 9) Castrum of the 3rd legion; 10) Northern gate; 11) Marketplace; 12) Cardo; 13) nymphaeum; 14) Kalybe; 15) arch; 16) Colonnade street; 17) Theatre; 18) Hippodrome; 19) Southern thermae; 20) Nabataean gate; 21) Nabataean column; 22) Palace of Trajan; 23) Cathedral; 24) Episcope; 25) Bahira cloister and the so-called Basilica