There are many great bicycle trails in this area. Whether you are a beginner or highly experienced you are guaranteed to find a suitable trail. Almost all the trails can be negotiated with a regular bicycle with suspension, except for the one located in the hamlet Berg in Valle.
All the trails can be found at Trailguide. Enter the search criterium Aust-Agder, or use the map’s zoom function for Valle to get an overview of all the trails. Here you can study their location, their level of difficulty and get a description of them.
Below is a clip from the trail “Yoohoo at Hovet”. Hopefully it will inspire you to give it a try.