At 35 kilometers long and reminiscent of a Scandinavian fjord, this lake—just 1 hour and 45 minutes from Lyon—seems like the perfect destination for this summer: access to its beaches is free
Its emerald blue waters wind through the green, rolling forests of the Jura. Its origins may be man-made, but you can’t help but think that nature always has good taste when it comes to blending colors. A...