Hallein is a picturesque town located in the Tennengau region of Salzburg, Austria. Situated along the Salzach River, Hallein is known for its stunning natural beauty, with the surrounding mountains providing a breathtaking backdrop to the town. The town is steeped in history, with its roots dating back to the Celtic and Roman times. Hallein is most famous for its long history of salt mining, which has been a major industry in the area for centuries. Visitors can learn about the town's salt mining heritage at the Salt Mine Hallein, where they can explore the underground tunnels and learn about the mining process.