Au is a picturesque district located on the shores of Lake Zurich in the Canton of Schwyz, Switzerland. This charming region is known for its stunning natural beauty, with the crystal-clear waters of Lake Zurich providing a serene backdrop to the area. The district of Au is a popular destination for outdoor enthusiasts, offering a wide range of activities such as hiking, cycling, and water sports. The surrounding hills and mountains provide ample opportunities for exploration and adventure, while the lake itself is perfect for swimming, boating, and fishing.