The Legend of the Blue-Dillon Monster, for the first time, provides the full story about the Lake Creature in Summit County,... More > Colorado. This book breaks through over a hundred years of speculation, science and secrecy.For more than a century, the story has been enshrouded in mystery by a secret society of men and women who hoarded their knowledge about the Lake Creature. These people have included everyone from ordinary Summit County residents to a President of the United States. Now you can read the facts about the Blue-Dillon Monster, or "Blue Dilly." Is there truth in the legend?