Regent's Park, BT Tower in distance, London, England, United Kingdom, Europe

photography colour colour image color color image vertical vertical image outdoors outside nobody no one no one day travel destination travel destinations travel regent's park bt tower tower london england english uk united kingdom gb great britain british britain europe european cityscape urban scene urban scenes urban skyline city park blue sky city cities contrast lake water reflection reflecting reflected tree tranquil scene tranquil tranquility calm peaceful peacefulness calmness peaceful scene calm scene building exterior building buildings architecture architectural modern