< GO BACK World’s Largest Sports Superbook Expects Heavy Action During March Madness Posted on 2016-03-15·By D. Craig MacCormack The new six-panel video wall using more than 1,600 Christie Velvet tiles is the largest indoor LED video wall in the world. Posted in: Audio/Video, Digital Signage, Entertainment, Markets, Photos, Sports, Video Walls Tagged with: Christie Digital, HB Communications, LED