advent apocalypse belief christian christian cross christian images christianity cross end of days faith glory god holy jesus power prayer rays religion salvation second coming spiritual thunder turmoil weather wild accident aid ambulance attention auto biology bone bones car cruel dead death die drive drugs end First first aid funeral help hospital human machine paramedic red cross signal vehicle arch arched art glass bricks cross of St Andrew exterior framed horseshoe-shaped light outside scottish Scottish symbols Scottish thistle st andrew's cross stained glass symbols thistle window wooden frame background black decoration decorative green orange art graphic monument sky celtic dawn horizon milky way nature Bield wood wooden