Silbury Hill, the tallest prehistoric man-made earth mound in Europe and part of the Avebury World Heritage site in Wiltshire, UK. Silbury Hill is composed principally of chalk from the surrounding area and is 40m high. Carbon dating suggests that it was built around 4, 600 years ago, though its purpose is unclear. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / JEREMY WALKER |
Bildgröße: | 5643 px × 3174 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |