Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Explorer	Survive 7 days in the Sandbox Mode.
Hard to Kill	Survive 45 days in the Sandbox Mode.
Newbie	Survive 1 day in the Sandbox Mode.
Nomad	Survive 60 days in the Sandbox Mode.
Pioneer	Survive 14 days in the Sandbox Mode.
Sheikh	Survive 100 days in the Sandbox Mode.
Survivalist	Survive 30 days in the Sandbox Mode.
Thick Skinned	Survive 21 days in the Sandbox Mode.