COLOSSI OF MEMNON WEIGH 720 TONS A PIECE; ACCORDING TO MAINSTREAM ACADEMICS THEY WERE TRANSPORTED 420 MILES WITH ANCIENT TECHNOLOGY. EXPERIMENTS TO REPLICATE THIS MOVE HAD LIMITED SUCCESS UP TO 10 TONS; BETWEEN 10 AND 40 TONS THEY CHEATED TO GET IT ON A SLEDGE WITH MODERN EQUIPMENT THEN ONLY MOVED IT SHORT DISTANCES OFTEN BREAKING ROPES WITHOUT EVEN TRYING ANYTHING LARGER!