The new mainside trail map, produced by Natural Resources and Environmental Affairs Branch, is now out in all the trailhead kiosks around base. The updates include the addition of the Geiger Ridge trail network and more accurate representations of the trails. - The new mainside trail map, produced by Natural Resources and Environmental Affairs Branch, is now out in all the trailhead kiosks around base. The updates include the addition of the Geiger Ridge trail network and more accurate representations of the trails.