Archaeologists have uncovered a hidden monument just three miles from Stonehenge that may have served as its predecessor. The site in Bulford, Wiltshire, consists of two wooden poles positioned 120 metres apart. Scientists believe these poles formed a precise alignment with the rising sun at the summer solstice and the setting sun at the winter solstice. Reconstructions of the ancient sky demonstrate the structure was accurate to within just one degree. Dating places the monument at approximatel