All the mountains can be climbed, and most of them have something to explore on them. So they aren't empty space. But yes, if you ignore the mountains that you find in the mountainous land of the Nords, you would feel like there's not much terrain.
And again, not using fast travel, it takes hundreds of hours to explore the world.

). I have been playing it almost eveyday since launch. Since it keeps me coming back for more I know they did something right.


