The Frost Peak Tower in "The Elder Scrolls 4: Remake" is a very unique mage tower in the game. If you want to find the Frost Peak Tower, you can go to the Rajer Mountains. After knowing the location, you can just run over directly. Just on the top of the mountain range, you can see it by climbing up.
Where is the Frost Peak Tower in the Elder Scrolls 4 Annihilation Remake Edition?