Akershus

Fylke (county), southeastern Norway. Covering 1,898 square miles (4,917 square km), it extends north from Oslo Fjord to the southern end of Lake Mjøsa and east to the Swedish frontier. The Vorma River flows through Akershus from Mjøsa into the Glomma (Glåma) River and on to Lake Øyeren. The national capital, Oslo, is the county seat, though it is a separate fylke and bykommune (urban commune)