Oslo is situated at the northern edge of the Gulf fjord (fjord) is named Oslo fjord. Islands consist of 40 islands, the largest town name Malmøya also has 343 lakes of fresh water, which is important.
Oslo is located on the northern edge of the Bay fiord (fjord) named Oslo fjords, City Island, the island consists of 40 largest Malm name ø ya. There is also Lake 343 of which is inland waters.