Iron Horses (Part 5) Photography by Dimitar Hristov - 54ka adult adventure asphalt autumn background beautiful bicycle bike biker bikes boy burn chopper chrome colour combustion cowboy cycle desert dirt drive driver dust engine exhaust fall fast forest freestyle fume gear hat horsepower journey lane machine male man mesa metal motor motorbike motorcycle mud Nature off offroad outdoor outside path person pipe rebel reflect reflection Ride rider road roadway rocks shiny single sky smoke steel street Strobist sunglasses Sunset track transport transportation travel urban vehicle view wheel white young youth