boots builders building building construction cables chains construction construction site container crane helmeted helmets hoist hoisting hooks laborers labourers lifting raising safety skip work workers working workmen advice alert appropriate-behavior appropriate-behaviour black blue care caution concern danger dangerous directions feet footwear injury protect protection protective shoes warning warning-sign white athletic broken clothing competition Dirt dirty equipment exercising game health isolated jogging Mud muddy object old pair practice running sand sneakers sport used walking wet workout architecture binnensee blauer Himmel boat boote channel erholung freizeit geierswalde Geierswalder See home house lausitz lausitzer seenland see segelboote segeln sommer urlaub vehicle wasser wassersport water Water transportation watercraft waterway accumulation accumulation of snow accumulation of snow on branches branches with snow branches with snow on them cold cold air snow snow boots snowy branches snowy tree branch snowy tree branches winter