Old Royal Naval College, UNESCO World Heritage Site, Greenwich, seen from Greenwich Observatory, with Docklands beyong, London, England, United Kingdom, Europe

photography colour colour image color color image horizontal horizontal image outdoors outside background people incidental people people in the background travel destination travel destinations travel tourist destination old royal naval college unesco unesco world heritage site world heritage site greenwich greenwich observatory docklands london england english uk united kingdom gb great britain british britain europe european building exterior building buildings architecture architectural arena landmark landmarks famous well known well known cityscape urban scene urban scenes urban history historical historic heritage skyline day city cities modern 18th century contrast high angle view high angle