Tourism has become big business for Northern Ireland, with 'Game of Thrones' helping to attract 120,000 visitors a year and bringing in $40 million a year.

Tourism has become big business for Northern Ireland, with 'Game of Thrones' helping to attract 120,000 visitors a year and bringing in $40 million a year. https://t.co/ebjBeLv6Em

— NBC Nightly News with Lester Holt (@NBCNightlyNews) April 14, 2019