active adult bicycles bikes children crash-helmets cycling cyclists daughters energetic energy environmentally-friendly exercise fit fitness helmets mother movement moving on-the-move outdoors parent park path pathway pedal-power pedalling public pushbikes recreation safety safety-helmets shade shadows son sport sporty sunlight sunshine track transport transportation travel travelling trees wheels blackpool coast coastal dawn destination direction empty England Great Britain leisure lonely promenade relax route sea tarmac vacant view walk animal countryside estuary farm footpath forest graze green hills landscape line mammal Mawddach meadow natural nature peaceful railway rural sheep trail tranquil wales welsh advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware care careful caution communicating communication informing lookout no-speeding observant pathways pedestrian-priority pedestrians risk risks share sharing sign signs walkers walking warning watch watch-out access accessibility beach beach-side bitumen costal families people protective sand sandy sealed surface surfaces surfacing texture textured textures traveling