La Défense Arena is a multi-purpose indoor arena located in La Défense, a business district near Paris, France. Opened in 2017, it has a seating capacity of up to 40,000 for concerts and 30,000 for sporting events. The arena is designed to host a variety of events, including concerts, sports competitions, and corporate gatherings. The arena is home to the Racing 92 rugby team and features a unique retractable roof, allowing for an adaptable environment. Its modern architecture and advanced facilities make it a prominent venue in the region, attracting both local and international events.