La parte centrale della Crypta neapolitana
Crypta neapolitana central section
The Cocceius Association
COCCEIUS is a speleo-archaeological research association established in 2018 by researchers who had been working in the Phlegraean underground for 15 years. During this period they have produced more than 40 publications on the Phlegraean underground.
In 2018 and 2019, the Cocceius Association also operated in Pompeii.