Saydnaya Prison, often referred to as a ‘human slaughterhouse’, has become a focal point for Syrians seeking news of missing relatives following the downfall of the Assad regime. Established in the 1980s, the prison has a dark history of detaining, torturing, and executing thousands since the civil war began in 2011. Insights into the prison’s layout and operations have emerged from testimonies of former inmates and guards, revealing harrowing details about its facilities, including an execution room, and the brutal treatment of detainees.