The Living Woods
The Shire's Reckoning #81 (x1)
Objective
Secrets of the Old Forest
Forest.  

Each location card (in and out of play) also has the enemy card type, with an engagement cost of 50, Attack equal to its Threat and 0 Defense. Any damage dealt to locations is instead placed as progress.

Forced: After an active location is explored, if there are 1 Per Player or fewer locations in the staging area, discard cards from the encounter deck until a location is discarded and add it to the staging area.