Here is the full list of all 25 Radical Relocation achievements.
Unlock all helicopters
Smash 50 Plates
Complete the suburb region with 3 stars in every level
Complete the island region with 3 stars in every level
Unlock all boats
Complete the arctic region with 3 stars in every level
Successfully complete a loop-the-loop
Unlock all vehicles
Complete the arctic region
Complete the game
Complete the island region
Smash 20 TVs
Smash 50 Vases
Crash 50 times in one level
Knock over 100 garbage bins
Crash into an ambulance
Complete the suburb region
Complete all levels in a region without upgrades
Unlock all cars
Complete 15 levels without upgrades
Get a basketball through the basketball hoop
Complete 5 levels without upgrades
Complete the tutorial levels
Unlock your first vehicle
Unlock 3 vehicles