Columbia-Area Linux Users Group - Meeting list and contact information. BSA Troop 613 - Boy Scouts. Includes roster, activities, calendar of events, and pictures. Galatia - A Celtic fighting group that participates in historical demonstrations and the Society for Creative Anachronism. Includes practice and events times and locations. Camp Oasis - Summer day camp for children age 4 - 12. Photos, prices, dates and registration form. Columbia, MD - Local guide with information for residents and visitors. Wikipedia: Columbia, Maryland - Free encyclopedia with history, geography and demographics. Columbia Association - Private, non-profit association committed to offering a wide range of cultural, recreational and community service programs and facilities designed to make living in Columbia, Maryland an enjoyable and enriching experience.