Collina was famous for never touring the city he travelled to during his career .
Collina remained in Collina 's hotel room the whole day before the match in order to study the host and guest team and every single player through databases and video analyses .
Collina was famous for never touring the city he travelled to during his career , but he remained in his hotel room the whole day before the match in order to study the host and guest team and every single player through databases and video analyses .