sentences:  The towers and walls of the fortress were decorated with many bas-reliefs of a dragon, seizing the heads of a bull or an eagle or holding a lamb in its talons and a tiger in movement.The architectural design of the “Kars” and “Dvin” gates give the “Smbat” walls a monumental aspect.These massive gates, found by archaeologists during excavations, were covered in thick iron plates and were held shut by beams, encircled with hoops at the end.