Enns (town) are used for agriculture. The municipality can be subdivided into the districts of Einsiedl, Enghagen, Enghagen am Tabor, Enns, Ental, Erlengraben, Hiesendorf, Kottingrat, Kristein, Kronau, Lorch, Moos, Rabenberg and Volkersdorf. The first settlements in the area of the mouth of the Enns river to the Danube date back to 4,000 years ago. Celts settled the land around 400 BC. Their kingdom of Noricum was incorporated into the Roman Empire in AD 15 and was designated as a Roman province under the reign of Emperor Claudius in AD 45. In the second and third century, the Roman camp of "Lauriacum", in
United States Senate Committee on the Mississippi River and Its Tributaries United States Senate Committee on the Mississippi River and Its Tributaries The United States Senate Committee on the Mississippi River and Its Tributaries was established in 1879 to replace the Select Committee on the Levee System of the Mississippi River (1870–1879) and oversaw the activities of the United States Army Corps of Engineers and the Mississippi River Commission. The committee was abolished in 1921. The Committee was at various times called the Committee on the Mississippi River and Its Tributaries, the Committee on Levees and Improvements of the Mississippi River, and the Committee on the Improvement of the Mississippi River