Principality Stadium, Cardiff, United Kingdom

The Millennium Stadium, known since 2016 as the Principality Stadium for sponsorship reasons, is the national stadium of Wales. Located in Cardiff, it has a retractable roof and is the home of the Wales national rugby union team; it has also held Wales national football team games. With a total seating capacity of 73,931, it is the largest stadium in Wales and the fourth largest (and second largest outside London) in the United Kingdom by total capacity.