sentences:  Bridges span the Dwaarkill River, which runs through the center of the campus and is partially fed by the 2.5 acre lake on the southwestern end.The school makes use of 4 buildings and 6 athletic fields.Chapel Field is part of the Orange County Interscholastic Athletic Association (OCIAA) in Class D. It is one of only a few private schools in the Hudson Valley that compete athletically with public schools.