Emerald Lake Canada is the largest lake in the Youhe National Park, so the lake will appear in the sun under the shade of different aquamarine green, known as the "Emerald of the Rocky Mountains". Walk along the lakeside path, you can enjoy the continuous snowy mountains in the distance and the strong pine and cypresses in the vicinity reflected in the blue wave of the lake. When the sun is fine, the Emerald Lake is illuminated into a glossy emerald, and the scenery is different from different angles.