The TGV, or Train à Grande Vitesse, is a high-speed train service in France known for its rapid travel between major cities. It operates on dedicated high-speed rail lines, allowing it to reach speeds of up to 320 km/h (200 mph). The TGV has revolutionized train travel in Europe, making it a popular choice for both business and leisure travelers. Introduced in 1981, the TGV has expanded its network to connect various regions, including Paris, Lyon, and Marseille. It is recognized for its punctuality, comfort, and efficiency, contributing to a significant reduction in travel time compared to traditional trains.