Generated with Bing. Prompt: "Impressive realist painting of a castle on a hillside, contrast of light and dark as the sun streams through the rain".

What I got from the article is that no one even knows what "it" is? So few details.

Not exactly the same, but something similar.

You can try it out at https://bing.com/images/create/

It's a bit late, but a lot of the Iziko museums have free entry on public holidays. That's what I was up to.