DDSC Liability Insurance requires that you must be a member of Don Diego Ski Club to join this trip. This online registration process is intended for adult members. Minority age participants (under 18) must use the Trip Flier form to register and get the Parent/Guardian signature of approval. You must also be fully vaccinated against COVID-19 and provide proof of such in order to board the bus. See the trip flier for the additional details. January 2022 Mammoth Flier