River Nit Info, Akershus

Oslo formerly Christiania is the capital and largest city in Norway. Oslo is the cultural, scientific, economic and governmental centre of Norway.

Drammen is a city and municipality in Buskerud county, Norway. The administrative centre of the municipality is the city of Drammen.

Lier is a municipality in Buskerud county, Norway. The administrative centre of the municipality is the village of Lier. The municipality of Lier was established on 1 January 1838. The area Åssiden was transferred from Lier to the neighboring municipality of Drammen on 1 July 1951.

Horten is a town and municipality in Vestfold county, Norway-located along the Oslofjord. The administrative centre of the municipality is the town of Horten. The municipality also includes the villages of Borre, Asgardstrand, Skoppum, and Nykirke.

Sandefjord is a town and municipality in Vestfold county, Norway. The administrative centre of the municipality is the town of Sandefjord. The municipality of Sandefjord was established on 1 January 1838. The rural municipality of Sandar was merged into the municipality of Sandefjord on 1 January 1968.

Halden is a town and municipality in Østfold county, Norway. The administrative centre of the municipality is the town of Halden.

Tonsberg is a town and municipality in Vestfold county, Norway. The administrative centre of the municipality is the town of Tonsberg.

Moss is a coastal town and a municipality in Ostfold county, Norway. The administrative centre of the municipality is the town of Moss. The city of Moss was established as a municipality on 1 January 1838. The rural municipality of Jeloy was merged with the city on 1 July 1943.

Drobak is an unincorporated city and the centre of the municipality of Frogn, in Akershus county, Norway. The city is located along the Oslofjord, and has 13,358 inhabitants.

Holmestrand is a city and municipality in Vestfold county, Norway. The city lies by the Oslofjord and is built beside the water.

The Oslofjord or Oslofjorden in Norwegian is a bay in the south-east of Norway, stretching from an imaginary line between the Torbjørnskjær and Færder lighthouses and down to Langesund in the south to Oslo in the north.

Fredrikstad is a city and municipality in Ostfold county, Norway. The administrative centre of the municipality is the city of Fredrikstad.