Some temples are quite upfront about their gods.
Only arrows associated with the right religion point true.
So you've piled up the gods' names and pointed out a hidden message.
But how would they have been constructed were the temples life-sized?
Here are some of the trickier names: NEITH, YALUK, MEILI, JANUS.
After each set of constructions, read off the appropriate arrows (ordering by temple-top colour, and rearranging accordingly).
With this new information, Run between Temples stacking tiers of the same colour.
What's traced out should be (mostly) recognisable as a thematic-hinting sentence.