Iraq ed-Dubb

3 mi) northwest of Ajlun in the Jordan Valley, in modern-day Jordan. The settlement existed before 8,000 BCE and experimented with the cultivation of founder crops, side by side with the harvesting of wild cereals. Along with Tell Aswad in Syria, the site shows the earliest reference to domestic hulled barley between 10,000 and 8,800 BCE. The site is located on a forested limestone escarpment above the Wadi el-Yabis in northwest Jordan. An oval-shaped stone structure was excavated along with two burials and a variety of animal and plant remains.

The cave is 150 m (490 ft) above the wadi el-Yabis with a total area in the cave of around 150 m (490 ft), with as much as 300 m (980 ft) on the surrounding terrace. 5 m (15 ft). It features mud floors overlaid on mud brick architecture along with a burned post and the two human burials found in bedrock depressions. The site was discovered in June 1989 when a few soundings were made with further excavations over three seasons, led by Ian Kuijt. The cave was covered i