Italy's most powerful organised crime group is no longer Sicily's Cosa Nostra but the 'Ndrangheta', a shadowy Mafia from the southern region of Calabria. With unique access to the extraordinary underground bunkers the gangsters use for hiding out and to the hi-tech war being fought by the Italian authorities against this murderous criminal brotherhood, author and mafia historian John Dickie uncovers the truth about Europe's biggest cocaine traffickers.