When you are at Bear Creek Lake, you are in the Willis River watershed. You are also in the Chesapeake Bay watershed. Not sure what a watershed is, or your own watershed address? Join in on this ranger-led hike to see how our watershed is formed. The walk will be about a mile over moderate ground. Participation is limited to 25 people. Advance registration is available through the park office. ***Location Detail: Meet at the beach area kiosk.