I've some experience with architecture. Enough to have opinions and to also look at these automobiles and find them....very boxy, I'll say.

[Alucard had scoured that junkyard for anything that didn't look absolutely hideous to his sight. It had taken far, far longer than it should have, although the dhampir was eventually triumphant. But that is not something he's about to get into.

From his perspective, nothing about the temple appears amiss. But that means nothing in the current context.]

Mm. The walls don't have any useful clues to that particular answer, so far as I can tell.