The Tourism Authority of Thailand (TAT) expects three flagship year-end campaigns to generate 630 million baht in domestic tourism revenue, contributing to a projected 206 million domestic trips worth 1.1 trillion baht for the year. The agency had invested more than 100 million baht in the three projects to encourage Thais to travel during the year-end, Pattaraanong Na Chiangmai, TAT deputy governor for domestic marketing, said.