Encounter set:
Spiders of Mirkwood
Forest. Mountain.
Travel:
Reveal the top card of the encounter deck and add it to the staging area to travel here.
Response:
After Mountains of Mirkwood leaves play as an explored location, each player may search the top 5 cards of his deck for 1 card and add it to his hand. Shuffle the rest of the searched cards back into their owners' decks.