He had no last known location because he was not real. Even if he were, he was a god, and thus, omnipresent.
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the function of Poseidons temple was for Poseidons honor.
Olympus
i think her last place was athens
he was eaten by his father so there no way to know
You do know that she's not real, right? She can't have a "last known location" if she never existed.
Rhea.
cronus
in a battel
I don't know for sure, but I think it's where her last "battle" was.
Cronus and Rhea
Neptune