At CapU, we think about tourism in eight sectors:
OR in five sectors as defined in NAICS:
This guide lists some of the main resources for each sector to get you started. Your instructor may provide you with some reports as well.
Try searching geographically (e.g. city, province, region, country) as well as thematically (e.g. natural) or by type (e.g. zoos, theatres, waterfalls).
Try Googling your form of transportation (plane, train, automobile, etc.) with "association" to see if there's an industry group or network.