The two forests Hannerup and Fuglsang and Erritsø Bog form a large coherent forest area between Fredericia and Erritsø. Fredericia Municipality owns the area and it contains a wealth of opportunities for outdoor recreation. The area is also great for a picnic under the trees.
It is possible to move around on marked walking and running routes. The area also has a riding trail and a mountainbike trail.
In Fuglsang forest you can visit a deer park. You'll also find a forest playground in Fuglsang forest.
The forests are rich in flora and fauna.
Erritsø Bog is located south of the forests. Here, the stream Erritsø Bæk flows through the wet landscape of bogs and meadows.
There are marked trails around the area, from where you can meet grazing cattle or spot deer. There is a rich flora and fauna associated with bogs and meadows, where you among other things can spot wild orchids.