Join over 2,000 others who come to enjoy three days of cycling from Sunday River to the Maine coast to benefit the American Lung Association. A non-refundable, non-transferable $65 registration fee must be paid at the time of registration and each Trekker is required to have a fundraising minimum of $500. You can register online or email Trek to receive a hard copy of the form. Once you have registered, you can use their online services to promote your fundraising and to track your progress. Call 800-LUNG-USA (800-586-4872) for more info. Check out our Sunday River's special lodging rate for Trekkers.