87 .-- Plan of the Isle of Philae.] Thus designed, the building sufficed for all the needs of worship.

If enlargement was needed, the sanctuary and surrounding chambers were generally left untouched, and only the ceremonial parts of the building, as the hypostyle halls, the courts, or pylons, were attacked.

The procedure of the Egyptians under these circumstances is best illustrated by the history of the great temple of Karnak.

Founded by Usertesen I., probably on the site of a still earlier temple, it was but a small building, constructed of limestone and sandstone, with granite doorways.

The inside was decorated with sixteen-sided pillars.