Description Drop In Fitness Classes, Drop In Child Care, Drop In Swim, and Drop In Teen/Tweens activities are FREE with your YMCA Facility Membership . Registration is not required; capacity may be limited and is available first come, first served. For community events, membership and registration are not required. For other programs, please contact the Y during regular business hours for further information. Make new friends with other Y Family Members while spending time together in Adventure Zone, climbing and sliding on our indoor play structure. Adult supervision is required of all youth participating. This program is designed for youth to play, while adults/guardians supervise and is not staff led. Age All Ages Location Auburn Y - Adventure Zone at Auburn Valley YMCA