El-Wahat el-Bahariya or el-Bahariya (Arabic: الواحات البحرية al-Wāḥāt al-Baḥrīya, "the Seaside Oases"; Coptic: ϯⲟⲩⲁϩ `ⲙⲡⲉⲙϫⲉ Diwah Ēmbemdje, "Oasis of Bemdje", Old Coptic: ⲧⲁⲥⲧ(ⲥ), from Egyptian ḏsḏs) is a depression and oasis in the Western Desert of Egypt. It is approximately 370 km away from Cairo. The roughly oval valley extends from northeast to southwest, has a length of 94 km, a maximum width of 42 km and covers an area of about 2000 km².
The valley is surrounded by mountains and has numerous springs. Located in Giza Governorate, the main economic sectors are agriculture, iron ore mining, and tourism. The main agricultural products are guavas, mangos, dates, and olives.