Hidden History of World's First Cathedral (IMAGE) Newcastle University Caption Research beneath the Archbasilica of St John Lateran has revealed the hidden history of the world's first cathedral and the remarkable transformations that preceded its construction. A team of archaeologists from Newcastle University, UK, the universities of Florence and Amsterdam and the Vatican Museums, have worked far beneath the streets of Rome to piece together a pivotal moment in the history of the eternal city. To build his 4th century cathedral, To build his magnificent cathedral, Constantine swept away the Castra Nova (New Fort), the lavish headquarters of the imperial horseguards constructed over a century before by the Emperor Septimius Severus Credit Lateran project Usage Restrictions Image courtesy of the Lateran project License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.