Ursvik Ultra

The race is run on a 15 km trail, also known as the Extreme Trail. It is relatively hilly and is a mixture of trails and paths.

You can choose to run 75 kms (5 laps) , 45 kms (3 laps), 15 kms (1 lap) or the 75 kms as a relay race.

More info at: http://www.stockholmmultisport.se