Passenger trains are vehicles designed to transport people from one location to another along railway tracks. They can vary in size and speed, ranging from local commuter trains to high-speed services like the Shinkansen in Japan. These trains typically have multiple carriages, providing seating and amenities for travelers. Passenger trains are an essential part of public transportation in many countries, offering an efficient and eco-friendly alternative to cars and planes. They connect cities and regions, making travel more accessible. Many trains also feature services such as dining cars and Wi-Fi, enhancing the travel experience for passengers.