Spanish Railways, known as Renfe, is the national railway company of Spain. It operates a vast network of trains, including high-speed services like the AVE, which connects major cities such as Madrid, Barcelona, and Seville. The rail system is known for its efficiency and modern infrastructure. In addition to high-speed trains, Renfe also provides regional and local services, making it easy for passengers to travel across the country. The railway system plays a crucial role in promoting sustainable transportation and reducing road congestion in Spain.