Newly mapped lost branch of the Nile could help solve long-standing pyramid mystery CNNThe Egyptian pyramid chain was built along the now abandoned Ahramat Nile Branch | Communications Earth & Environment Nature.comGreat Mystery of How Ancient Egyptians Built The Pyramids Finally Appears Solved ScienceAlertSecret of Great Pyramid construction revealed by dried-up river The TelegraphLong-lost Nile branch may explain landlocked pyramids Popular Science