He is the father of Kiril Shamalov, 34, Russia's youngest billionaire, who is believed to have married Putin's daughter Katerina Tikhonova, 30.
Putin's spokesman refused comment on claims the strongman retreats to this hidden location when he wants to get out of the spotlight and no picture shows him at the complex During that time his Ilyushin-96 private jet remained grounded in Turku, Finland, for ten days.
The station said in its report: 'Our source confirms that the residence was built and designed for Putin.