Adventures in Middle-earth: Wilderland Adventures - Rules of Play says:
Wilderland Adventures contains seven ready-to-play adventures, complete scenarios that can be played separately, or as an epic campaign spanning across a number of years. All adventures are set in the years after 2946, and take place in Wilderland. A wealth of background material expands the setting information contained in the core manuals for Adventures in Middle-earth, the newest fantasy roleplaying game based upon The Hobbit and The Lord of the Rings, the world-renowned masterpieces written by J.R.R. Tolkien.
With new monsters, new journey tables for each adventure, new NPCs and battle maps, Wilderland Adventures is the perfect next step for your Adventures in Middle-earth! Will you dare enter the great forest of Mirkwood, journey under the shadow of the Misty Mountains, visit the house of Beorn, follow the River Anduin down to the Gladden Fields, or climb the Grey Mountains to look upon the Withered Heath?