南蘭
Randsfjorden is Norway's fourth-largest lake with an area of . Its volume is estimated at just over , and its greatest depth is . The lake is above sea level. It is located in the county of Innlandet and borders the municipalities of Gran, Jevnaker, Nordre Land, and Søndre Land in the districts of Land and Hadeland. It is drained by the Randselva river.