Mayhem 3D
38 Achievements
8-10h
PS3
Tourist
Unlock every level
16.8%
How to unlock the Tourist achievement in Mayhem 3D - Definitive Guide
Jakeythedude
TrueAchievements
TrueAchievements
There is a grand total of 20 tracks throughout this game. You will unlock all tracks by playing on them in career mode. The only exception is the track "Rally Point." This is obtained by gaining 16 stars in Episode 9 (The Final Standoff).
duck360
Levels are unlocked during Career mode. When you play an event with a new level, beating it will unlock that level.