Great Slave Lake Tours offers winter and summer trips on Great Slave Lake, the ninth biggest lake in the world and the deepest lake in North America. Tour by boat in summer or Bombardier snowmobile (B12) in winter. Experience the natural wonders of Great Slave Lake: see the commercial fishery, witness the Aurora in the fall and winter or fish for trophy Northern Pike, Lake Trout, Walleye/Pickerel and Lingcod. Tours range from half a day to a week. Custom sightseeing, photography and naturalist tours can be arranged.