a gang\s/criminal organization's headquarters or hideout
the Viper's Nest for the Italian Mafia in Montreal Canada is the Costanza social club in the St Leonard neighborhood of the city
(from the title of Episode 11, season 1 of the game Criminal Case onFacebook): a gang's headquarters/hideout.
The Montreal Mafia's Viper's Nest is The Costansa Social club, in St Leonard, the Italian neighborhood of Montreal, Canada (called Santa Leonardi di Montreale in Italian by the Italian community)
a gang\s/criminal organization's headquarters or hideout
the Viper's Nest for the Italian Mafia in Montreal Canada is the Costanza social club in the St Leonard neighborhood of the city
the headquarters/hideout of the local gang
the Viper's Nest for the Italian mob in Montreal Canada is the Costanza social club in the St Leonard neighborhood