Asia, specifically in Southern Siberia
Actually, California is one of the most geologically complex area in the world. Which contribute to its vast amount of water reserve.
This make California a desirable environment for a lot of plants and animals which makes California as one of the best wildlife reserves in the world
hope this helps
If it's really cold where you are going to build you will have to insulate the house very well and the same goes for if it's really hot.
I would say A-lowland of the South
