Here you find some useful maps like all Gang Attack´s, all Monsterstunts and many more. The Monsterstunts and the Knife-Flights aren´t so easy to find with these maps, but there are really good videos on youtube. Click on the maps to get a larger view.
Gang Attack Map
Trevor´s map (collectors edition)
Under the bridge
Collect all letter scraps to solve the mystery of Leonora Johnson’s murder.
If you find all 50 ufo pieces you get a small reward. A special modified dune buggy! With the following link they are easy to find:
You have to complete all epsilon missions before you can search for them!