Terror on Troll Mountain (Shivers #8) by M.D. Spenser - Vintage Paperback

Are you afraid of heights?

It's a long way from Chicago to a tiny village in the mountains of Italy. Paul makes that journey to visit his grandmother. He soon discovers a land of frightful beauty and superstition. He hears ancient stories about a demon troll that hides in the mountains and feeds on young children. Soon, Paul is drawn to the cliffs. There, lost and frightened, he comes face to face with the unspeakable horror. The end is near because THE MONSTER IS HUNGRY. . .