The pyramid of Medum is empty, having been violated before the Ramesside age.

It consists of three square towers (Note 36) with sides slightly sloping, placed in retreating stages one over the other (fig.

142).

The entrance is on the north, at about 53 feet above the sand.

After 60 feet, the passage goes into the rock; at 174 feet it runs level; at 40 feet farther it stops, and turns perpendicularly towards the surface, opening in the floor of a vault twenty-one feet higher (fig.