AARHUS, seaport and second city of Denmark, capital of Aarhus amt, east coast of Jutland, on Aarhus bay. Pop. (1930) 81,279. It was a district of prehistoric settlement and has five runic stones of the loth-11th century A.D. It is first mentioned as a town in the 12th century, since when, at least, it has been the seat of a bishop. A small cathedral of stone of that date is incor porated in the later Church of Our Lady. The town had ram parts and moats. St. Clemens cathedral was first built in the Romanesque style (I 200, but later rebuilt in Gothic (14th and 13th centuries). The town's first charter is dated 1441. Aarhus has a large harbour of three basins, water area no hectares, quay length 13km., and even this is being largely extended (1928). It is the shipping and commercial centre for Jutland; also known for its iron and its oil industries. The district is low-lying, fertile and well wooded. •