ThereismorethansixtythousandlakesinFinland,makesup9%ofitstotalareas.Mostlakeslinkedwithriversorchannels.Soonecantourmostofthecountrybytheboat.Inwintertheselakesandriversbecomeintogoodwayforsledges.TwothirdsofFinland'sterritoryisintheArcticCircle.ThenortherntipofFinlandhasfiftydayswithoutsunriseinwinter.