The Sideline Observer | 33 followers on LinkedIn. D.C. based media outlet providing authentic and quality coverage of all things sports, music, and culture. | The Sideline Observer was started in Bethesda, Maryland during the Summer of 2018. From what began as a small hobby between eight friends, The Sideline has grown into a 20+ member media brand. Promising to provide authentic and quality content, The Sideline Observer covers all things sports & culture.