AAA advises riders to watch the weather and check trail conditions, dress appropriately and always ride sober.
Police say a snowmobiler has died after being struck by another snowmobile in York Township.
Authorities say two groups of snowmobiles were riding a trail when the leaders from each group collided at a sharp corner.
Officials found at least nine dead ducks.
The 40-year-old man and his 19-year-old son became lost Sunday.