Saqqara Serapeum aisle

The Serapeum passage descends — from desert sun into lamp-lit galleries where granite sarcophagi held Apis bulls, living embodiments of Ptah entombed like pharaohs.

Underground air cools abruptly. Aisles branch; choose main gallery first — colossal boxes measure devotion in tonnage. Carved single blocks beg the question of movement technology.

Claustrophobia check

Narrower side tunnels unsettle some visitors — split groups if needed. The passage is literal threshold between sky cult and chthonic religion.