The Madrid–Barcelona high-speed rail line is a 621-kilometre (385.9 mi) standard gauge railway line inaugurated on 20 February 2008. Designed for speeds of 350 km/h (217.5 mph) and compatibility with neighbouring countries' rail systems, it connects the cities of Madrid and Barcelona in 2 hours 30 minutes. In Barcelona the line is connected with the Perpignan–Barcelona high-speed rail line leading into France which connects it to the European high speed network.

The Perpignan–Barcelona high-speed line is an international high-speed rail line between Perpignan in Roussillon, France and Barcelona, Spain. The line consists of a 175.5-kilometre (109.1 mi) railway, of which 24.6 km (15.3 mi) are in France and 150.8 km (93.7 mi) are in Spain. The line is sometimes referenced as an extension of the Madrid–Barcelona high-speed rail line. The Perpignan–Barcelona line is a part of the Mediterranean Corridor.