Bob and Samantha Bennett of Sarver take their nieces Samantha, 8, and Ellie Skocik, 4, and nephew Joshua Skocik, 6, through the 'haunted' caboose on the Sarver Freeport Trail in Cabot. Volunteers from the Butler Freeport Trail Council celebrated the official opening of the trail's caboose Saturday with a public walk-through and haloween decorations.