Either of two temples of ancient Egypt that were dedicated to the worship of the Greco-Egyptian god Sarapis.
The original temple was built on the western bank of the Nile, near Saqqara , during the reign of Ramses II on a site originally dedicated to the worship of Osiris . The other Sarapeum was at Alexandria and was built during the reign of Ptolemy I Soter . In Roman times, other Sarapeums were constructed throughout the empire.