The in also known as is the most fascinating, oldest and largest of the 3 in the Giza Necropolis. The was the tallest man-made structure in the world for over years. It is the oldest of the of the Ancient World and the only one to remain largely intact.
Precession Sky Chart: The precession cycle causes the north celestial pole to move counter-clockwise relative to the backdrop stars. Whichever star is closest to the north celestial pole is the Pole Star.