🇪🇬 Egypt · Hydraulic works
Serabit el-Khadim — Turquoise Mines and Hathor Temple
Old Kingdom to New Kingdom (2600–1100 BCE) · Egyptian Sinai expedition / Semitic workers
Serabit el-Khadim is the Middle–New Kingdom turquoise mine and Hathor Temple 2600 BCE–1100 BCE on Sinai plateau 850 m, 45 km E of Suez Gulf.