Aerial image of Silbury Hill, a prehistoric human-made chalk and clay mound near Avebury, UNESCO World Heritage Site, Wiltshire, England, United Kingdom, Europe

color image photography outdoors no people nobody square day aerial above view from above high angle high angle view rural historic silbury unesco highway world heritage site uk great britain travel travel destinations square image aerial view road rural scene mound hill history ancient scenics silbury hill prehistoric human made chalk clay avebury unesco world heritage site wiltshire england united kingdom europe