There's a concrete analogue in Western Australia. It's a bit "enter and exit via the gift shop" but I caught glimpses from the roadside. There's possibly 2 mor

There's a concrete analogue in Western Australia. It's a bit "enter and exit via the gift shop" but I caught glimpses from the roadside. There's possibly 2 more. Certainly a "car henge" which may or may not be aligned to the solar cycles.