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
Lech, Czech, and Rus name for the Polish nation. Three large oaks in the garden adjacent to the 18th-century palace in Rogalin, Greater Poland, are named after the brothers ("Lech, Czech i Rus"), and are several hundred years old. They vary between in circumference. They are part of the Rogalin Landscape Park, and together with other they have been declared nature monuments and placed under protection. Lech, Czech, and Rus Lech, Czech and Rus () refers to a founding myth of three Slavic peoples: the Poles (or Lechites), the Czechs, and the Rus' people. The three legendary brothers appear together in the "Wielkopolska Chronicle",