Bosco Gurin is a municipality of the district of Vallemaggia in the canton of Ticino in Switzerland . Bosco Gurin ( walser German : Gurin \/ Guryn , Lombard : Bosch \/ GÃ 1\/4 rin ) is a municipality in the district of Vallemaggia in the canton of Ticino in Switzerland . The village is near the end of the valley of Bosco Gurin , near the Italian border .