Hardyston The Sussex County YMCA invites parents to an open house for Blue Mountain Day Camp on Sunday, April 26, from 2 to 4 p.m. The open house will be held at Fairview Lake YMCA Camps and Conference Center, located at 1035 Fairview Lake Road, in Stillwater. Attendees can tour the facilities and meet with the camp staff that will be on hand to answer questions. The camp is for ages preschool through 8th grade. Activities include swimming, exciting trips and overnights, horseback riding, archery, sailing, canoeing, tennis, arts and crafts, fishing, street hockey, rock climbing, soccer, basketball, volleyball, family evenings and theme days. Financial assistance is available. For more information about Blue Mountain Day Camp or for directions, call the Sussex County YMCA at 973-209-9622 or visit www.sussexcountyymca.com.