Top 10 Ancient Achievements that science can't explain.Jul 21, 2012 . Top 10 unexplained ancient achievements. Historians and scientists are . The stone itself came from two different quarries. One supplied.granite quarry accomplishment,The Granite Railway and Its Associated Enterprises, Chapter ElevenHis work in the granite industry took place not only during the construction of the . During his early years at Quincy he purchased a quarry of his own which is known as . Quite an achievement and much credit to his workmen considering the.
granite quarry accomplishment