It is just a matter of finding where it is really pointing to. The following section has some specific hints for points I found tricky, there are spoilers. This is the initial area of the game, start off by just building up. This ring is used throughout the game to run. Defeat the boss.
Some people find it easier to take off the arms before attacking the heart.
Get the acid rain spell on your way back to the village. After getting spells from Strong Heart, South and West of the village, head off to the North . Levitate Spell Due North , will eventually get you to a Mammoth graveyard. I found using hard-ball and flash helpfull but not essential to beating these guys. When you can go further North , you will get to a large area.