Run to the Sun is a 5k run/walk, 10k run, and 13.1 mile half marathon. It is held to honor the life of Heather A. Flynn Freeman.
http://www.heatherafreemanfoundation.com/events/detail/run-to-the-sun-may-13-2017 for race details
https://zippyreg.com?event=785 (for registration)