Stock photography, photos: Road sign with exclamation mark Stock photos of Road sign with an exclamation mark symbol, with road pointing ahead towards the horizon. Photograph: © Terry Why Click for a larger image and more information Keywords associated with this stock photo: exclamation, exclamation mark, symbol, sign, exclaim, excite, excitement, signal, express, warn, warning, danger, ahead, unknown, future, safty, unsure, heighten, highlight, emphasize, punctuation, alarm, indicator, shout, loud, underline, proclain, headline, boost, cry, drama, dramatic, enhance, impress, impressive, exhilaration, take notice, notice, affect, effect, surprise, sensation, alert, startle, caution, inform, information, indication, indicate, threat, look, look out, watch, ominous, guard, beware, careful, important, priority, urgent, significant, concern, prominence, critical, magnify, serious, overriding, fundamental, prominent, confused, confuse, safe, unsafe, problem, trouble, direction, prevent, difficulty, aim, confusion, help, prospect, pilot, where, what