This lake in Alberta ... spectacular. Abraham Lake is bright turquoise in the spring and summer, and in the winter it's covered in frozen bubbles that are trapped in the ice.

Travel publication Lonely Planet rounded up the 15 prettiest places in Canada, and Abraham Lake, nestled in western Alberta, made the cut thanks to the ice bubbles that form in the lake each winter.

Locals suggest the period between December and March as the ideal time to enjoy the spectacle since the effect of the bubbles is most prominent then. Intriguingly, the ice cover at Abraham Lake ...