Treetop Walkway, Kew Gardens, UNESCO World Heritage Site, London, England, United Kingdom, Europe

photography colour colour image color color image horizontal horizontal image outdoors outside day background people incidental people people in the background travel travel destination travel destinations tourist destination formal gardens treetop walkway walkway kew gardens royal botanic gardens unesco unesco world heritage site world heritage site kew greater london england english uk united kingdom gb great britain british britain europe european scenics scenic scene scenes scenery 21st century building exterior building buildings architecture architectural metal structure low angle view low angle