The Wishing Well glows blue-green at Luray Caverns, Virginia; originally called Luray Cave, which is a large commercial cave just west of Luray, Virginia, USA. Discovered in the Caverns are in the Shenandoah Valley just east of the Allegheny Range
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.