The Mamertine Prison (Carcere Mamertino) — or Tullianum — was a prison (carcer) located in the Forum Romanum in Ancient Rome. It was located on the northeastern slope of the Capitoline Hill, facing the Curia and the imperial fora of Nerva, Vespasian, and Augustus. Located between it and the Tabularium (record house) was a flight of stairs leading to the Arx of the Capitoline known as the Gem

After the Great Fire of Rome in 64 AD, the Roman Emperor Nero took advantage of the space where many buildings had burned down to build himself a new palace right in the middle of downtown Rome, which he called the Golden House (Domus Aurea). We know about the Golden House in two ways. The Roman historian Suetonius describes it for us, and also archaeologists have found it and excavated it (and