[3][4] A festival called Thalassa[5][6] has occurred in Rome since 2013 to celebrate Italian occult psychedelia bands.
The features of this shared past are related to the imagery of Italian genre films as cannibal movies, spaghetti westerns, Italian B horror movies and their soundtracks, and are related also to the violent, obscure and esoteric folklore so well outlined in the essays of Ernesto De Martino and in the documentaries of Luigi Di Gianni.
"[9] Other references are the stories and the characters of Federico Fellini and Pier Paolo Pasolini.
"[10] According to Rumore, also other influences that "goes from Krautrock to Italian B-movie soundtracks, from drones to analog electronics, from lysergic folk to free jazz.
"[11] According to Joseph Stannard, "It's equally clear that Italian occult psychedelia is far from sonically homogeneous.