Silbury Hill mound, the largest prehistoric manmade structure in Europe, Wiltshire, England, United Kingdom, Europe

grassy mound burial mound silbury hill water reflection sky grass water's edge landscape nature natural outdoor outdoors daytime day sunlight sun horizon field countryside england ancient historic historical archaeological site archaeology ancient site prehistoric ancient history monument landmark tourist attraction travel destination scenic beautiful peaceful tranquil serenity calm green brown yellow blue white hilltop hillside valley valley floor pond