Newark, New Jersey — The New Jersey city of Newark is no national park. For many, the only sights are the bumpers ahead while sitting in traffic, and the only hikes are at the whim of a walk sign.  Yet here, of all places, is St. Benedict's Preparatory School, a private high school that requires students to step way outside their urban comfort zone. The students, many of whom have never been hiking or camping, are sent to the Appalachian Trail for five days with only "some adult supervision,"