(From left)) Cousins Caitlin Ramsey, 10, Mariah Johnson, 5, Saoirse Ramsey, 10, Kallie Johnson, 11, and Orla Ramsey, 8, play together on the front porch swing of the family cabin at the Marietta Campground on Friday. Weathered cabins or tents have been held by families for generations at this rural oasis in east Cobb. Revival meetings, in a large pavilion, have been held at the campground every summer since 1837.