The easiest hiking route is from the east-north-east. Drive on the gravel toll road from the E6 highway partially up the Olmdalen Valley, then walk approximately 2.5 kilometres (1.6 mi) to the summit. There is a communication tower on the top of the mountain.
Name
The first element is comes from allmenn which means "common/public property" (literally "for all men"). The last element is the finite form of berg which means "rocky mountain".