Challenge yourself at the Guinness Celtic 5K in Worcester, MA, an event designed for both runners and walkers. As part of the Greendale Physical Therapy Worcester Triple Crown, this race is one of three in a series that celebrates athleticism and holiday spirit. Participants can choose to compete for a commemorative pint glass, with the Worcester Cinco K in the series offering a unique Finisher’s Medal. Top performers are recognized with awards in various age categories and for team achievements. Please note, service animals are welcome on the course, but pets are not permitted.