Hero-polar decided to build a bridge to interconnect several continents, is a glacier. He lays one log after the other, clinging to the edge of the boards neatly into the center pole. Each piece of land placed ruby red, which is as necessary to the protagonist of the game. This ruby in the hands of the polar explorer, when the edge of the bridge building it gets straight to the point. If you build a bridge is longer than the distance between the poles, your character will not get the gem and broken, be precise in soundings.