Map

Teyvat with two regions is around 30 square Km. It take a total of 25/30 minutes to travel from end to end. And they gona add 5 regions more, actually have Mondstadt with Anemo (wind) and Liyue with Geo (earth).

The map have teleporters but you have to unlock them, and also have statues of the 2 regions. You can make an ofering to the statues and they give to you stamina.