The Nightjet is a long-distance train service operated by ÖBB, the Austrian Federal Railways. It connects major cities across Europe, including Vienna, Berlin, and Amsterdam, providing overnight travel options for passengers. The service features comfortable sleeping compartments, couchettes, and regular seating, allowing travelers to rest during their journey. This train service aims to promote sustainable travel by reducing the need for short-haul flights. Nightjet trains are equipped with modern amenities, including Wi-Fi and dining options, making overnight travel convenient and enjoyable. The service is popular among tourists and locals alike, offering a unique way to explore Europe.