This is NOT the world's largest sports air dome. That title still belongs to The Dome in Anchorage, Alaska. This GAA dome was the second largest when built and is now the third largest. ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-m0yP33LC5Ww.htmlfeature=shared
The Connacht GAA Dome has never been the largest in the world. It appears to have been the second largest until this year when the Future Legends dome became the second largest. The World's largest is still in Anchorage, Alaska. It is at least 1100 square meters larger than than the GAA dome. ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-m0yP33LC5Ww.html