TGV is France's train à grande vitesse; literally "high-speed train". Developed and operated by SNCF, the French national railway company, it connects Paris to cities in France and in some other neighbouring countries, such as the United Kingdom and Belgium.
The TGV is one of the fastest commercially operating conventional trains in the world. Under test conditions, the TGV has reached speeds of 515.3 km/h, setting a world record in 1990. In commercial service, the TGV operates at the top speed of 300 km/h.