This Roman 'gate to hell' killed its victims with a cloud of deadly carbon dioxide
By Colin BarrasFeb. 16, 2018 , 8:00 AM
Is it possible to walk through the gates of hell and live? The Romans thought so, and they staged elaborate sacrifices at what they believed were entrances to the underworld scattered across the ancient Mediterranean. The sacrifices—healthy bulls led down to the gates of hell—died quickly without human intervention, but the castrated priests who accompanied them returned unharmed. Now, a new study of one ancient site suggests that these “miracles†may have a simple geological explanation.
http://www.sciencemag.org/news/2018/02/roman-gate-hell-killed-its-victims-cloud-deadly-carbon-dioxide
