Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A Friendly Pirate	Complete at least 50% of all available quests.
Backpacker!	Complete a sea voyage that is at least 1,000 miles in distance.
Bigger Is Better	Purchase the Man of War.
Captain Seabass	Lost to the seas only you can find him. Rumor has it he is somewhere in the main menu!
Conqueror!	Capture an island!
Expanding Ambitions	Capture and own 6 islands at the same time.
From the sea we rise!	Build Cramton to completion starting from nothing.
Furry Friend	Try to capture the ferret captain!
It be raining gold!	Spend 25,000 gold!
New ride!	Purchase a better ship.
Nomad!	Complete a sea voyage that is at least 2,000 miles in distance.
Off to sea!	Begin your journey!
Pirate Hunter	Defeat 25 pirates at sea!
The cure!	Complete the side quest, "Tough Decisions"
Twenty Thousand Miles Above the Sea	Travel a total of 20,000 miles by sea.