business commerce display narrow Norwich old pedestrian pedestrianised quaint sale selling shaded shop shoppers shopping signs sky street walking windows workplace arch bridge cross curve England english footbridge Great Britain people plank rail ridge steep stroll thames walk wood wooden crossing directions dont green light lights navigate red road sign signal traffic traffic-light zebra dark eerie filtered footpath glow gray grey lampposts man mist misty power lines roadside roadway silhouettes sunrise trees blue calm city cityscape clyde copyspace glasgow peaceful river scotland still sunny sunshine suspension train urban access-denied access-limited advice alert announcement appropriate-behavior appropriate-behaviour ban banned be-careful beware bicycles-prohibited bylaws communicating communication concern danger dangerous denied information informing law legal no-wheels not-allowed not-permitted parking pedestrian-care pedestrian-safety permission-denied prohibited prohibition prohibitions restricted restriction restrictions risk risks rollerskates-prohibited rules safety skateboards-prohibited warning warning-sign watch watch-out cycling-prohibited no-bikes no-cycling symbol beggar cables central homeless passenger span steel.old suspend Victorian walkway water