Rags-to-Riches world-building type challenge suggestions and input requested

If you want to do a whole world you should consider the Murkland Challenge. Already tons of builds and characters on the gallery.

Here on the forum the post has 79 pages. I thought it is cool. I still play my save on occasion. I wish I had Eco Lifestyle when I started.

https://forums.thesims.com/en_US/discussion/910413/post-apocalyptic-murkland-the-starter-challenge/p1