Lake Brienz and Lake Tuen are in two sections of the town of Interlaken. The area is particularly beautiful. Lake Brienz is located in the northern foothills of the Bourne Alps in Switzerland, where the lake is steep and there is almost no shallow water area. Lake Brienz is known as the purest lake in Switzerland. [View] The weather is different from the color of the lake, and the lakeside town has its own characteristics. [Fun] Many people fish on the lakeside, walk, ride bicycles, and travel places suitable for the whole family.