The Tigris is the eastern of the two great rivers that define Mesopotamia, the other being the Euphrates. The river flows south from the mountains of the Armenian Highlands through the Syrian and Arab
Tigris river in Mosul
Mosul, on the bank of the Tigris, 1861
Bedouin crossing the river Tigris with plunder (c. 1860)
The Euphrates is the longest and one of the most historically important rivers of West Asia. Together with the Tigris, it is one of the two defining rivers of Mesopotamia. Originating in Turkey, the E
The Euphrates in Gaziantep Province, Turkey
Plan, topographic representation of Babylon. The clay tablet depicts "Tu-ba", a suburb of the ancient city of Babylon. The River Euphrates is represented by the water-lined band. 660–500 BCE. British Museum