AMMAN The Jordan Valley covers approximately 104 km in length and five to 20 km in width. The area has been occupied from the Lower Palaeolithic (circa 1,400,000 years ago) to the modern period. Research teams have discovered hunter and gatherer camps from around 21,000 BC to 10,000 BC; however, around 9,000 BC the inhabitants of Jericho started to cultivate plants, one of