From pictures of the place it looks as dry as the moon. It must have been wetter back when the temple was built.
Holy Thor
https://pubmed.ncbi.nlm.nih.gov/17757973/
Looked it up. Correcting meself... “The critical stage in the process of the silting up of the lower reaches of the Pelusiac branch, due to prograding beach accretion, occurred around A.D. 25.”
Zeus was the top god, not “a sky and thunder god”, idjits can’t even get that straight!!