Wollaston Lake[7] is a lake in north-eastern Saskatchewan, Canada. It is 550 kilometres (340 mi) northeast of Prince Albert. With a surface area of 2,286 square kilometres (883 sq mi) (excluding islands; 2,681 square kilometres (1,035 sq mi) if islands are included),[2] it is the largest bifurcation lake in the world – that is, a lake that drains naturally in two directions.[8]