I would like to purse mba in tourism studies.would like to know top 3 institutes in india and top 5 in the world offering the course

I am working in a ****Hotel, I have done my MBA (Marketing), now to get jobs into a 5* or 7* hotel I want to do a specilization on Tourism in Distance Learning. Is it Required? If yes, Then from where I will do this course?

*** suggest colleges offering MBA in tourism...