Fresh Eyes On Ice. Follow our travel from McGrath to Galena! We'll be traveling on the Iditarod Trail from McGrath to Shageluk, then over to the Yukon River and up to Galena. Feel free to send us a message or question!. Follow along online. The MapShare site shows the progress of someone tracking with an inReach satellite communicator. Read messages they have sent to MapShare. You can even reply.