The Château Frontenac is a grand hotel in Quebec City, Quebec, Canada, which is operated as Fairmont Le Château Frontenac. Château Frontenac is situated at an altitude of 56 m. It was designated a National Historic Site of Canada in
Diamond Head, Oahu, Hawaii is the name of a volcanic tuff cone on the Hawaiian island of O'ahu. Its English name was given by British sailors in the century, who mistook calcite crystals on the adjacent beach for diamonds. Hawaii is the state.