Oslo metro station
Gråkammen is a station on the Holmenkollen Line (Line 1) of the Oslo Metro. It is located between Gulleråsen and Slemdal.[1] The station was opened on 31 May 1898 as part of the tramway to Besserud.[2] It derives its name from the surrounding hillocks (Gråkammen is Norwegian for Grey Ridge).[3]
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