Sixers, Flyers unveil renderings of new South Philly arena on former Spectrum site – The Business Journals Posted on September 8, 2026 By Malcolm Knoll No Comments on Sixers, Flyers unveil renderings of new South Philly arena on former Spectrum site – The Business Journals Sixers, Flyers Unveil Renderings of New South Philly Arena on Former Spectrum Site The Business Journals Sixers, Flyers unveil renderings of a new arena in South Philly, set to replace the former Spectrum site. Business