Faron tower is located in the jungle region of the game. Climbing to the top of this tower is fairly simple. There are plenty of high areas very close to the base that you can use to quickly glide over to it with.
This video guide will show you how to get to the top if you are having trouble. This is one of the easier ones, so you should get by just fine. Using Revalis Gale will have you climbing to the top of the tower almost instantly.
