bare bark deciduous destination direction England english forest Great Britain journey landscape natural nature oak path path through the woods Quercus remote shadow spring sunlight track trail travel tree Trek trunk wild wood woodland accommodation active alongside backpacks balconies bicycles bikes crash-helmets cycle cycling cyclists energetic energy environmentally-friendly exercise fit fitness group helmet helmets housing Morning movement moving on-the-move outdoors outing palms pedal-power pedalling pedals prepared pushbikes recreation road safety safety-helmets shadows spokes sport sporty sunshine transport transportation travelling trees wheels aspen autumn colorado fall gold golden leaf leaves yellow mountain bright forests changing