LAOAG, Ilocos Norte — Recognizing tourism as the biggest industry in the world, Ilocos Norte recently held a three-day convention dubbed as the “Northern Summit 2005.” Over 100 local and foreign delegates from the business, agriculture and tourism sectors gathered at the Fort Ilocandia Resort and Hotel to discuss solutions to infrastructure and agricultural problems and how to attract investors to the province, thus further enhancing its tourism potentials.