You must have The Settlers of Catan board game in order to use this extension.
Expand your The Settlers of Catan game in new directions, add islands, pirates, gold, ships, and trade.
Explore and colonize the newly populated Archipelago of Catan. Build settlements, roads, and villages by trading commodities from the land and islands around you. Trade sheep and wood for a ship, bricks and wood for a road, build new settlements and improve settlements into cities.