Trail Maps and GPS FilesHow to read our Trail Maps PDF General Use Trail Map Click on the picture to download a basic map of the general-use trail system. General Use Trail Map + Single Track Click on the picture to download a map of the general-use trails + single track. GPS If you have a GPS, use this file to follow the trails!GPX File If you are a member of the Polaris Ride Command program, here is a link to the ICV ATV trail listing.ICV ATV Club trails on Polaris Ride Command