Prepare yourself for excitement and thrills at Calumet Lutheran Ministries. Enjoy swimming, tennis, crafts and pottery while you spend your summer on the beautiful shores of Lake Ossipee. Learn about your relationship with God and the world around you as you spend the summer at Calumet Lutheran Ministries.Ready to fill your camp packing list? We've got all you need from camp duffels and fans, to sleeping bags and skincare products. Everything Summer Camp has the Calumet Lutheran Ministries packing list available online to make getting ready for camp a breeze. At Everything Summer Camp we have over 20 years of experience in helping you get ready for camp stress-free. Give us a call if you have any questions. We would love to hear from you. 1-800-535-2057.