Tourism is a dynamic industry in which online information plays a crucial role for the whole lifecycle of the journey. The evolution of the World Wide Web, from Web 1.0, through Web 2.0 to Web 3.0 generation continues, and significantly affects the way consumers obtain information. On the other hand, tourism information systems support organisation's business processes, and integrate supply chain systems with customer relationship management. Currently, there is a gap between the implemented systems and contemporary technologies thatn the new Web generation brings. This paper explores the impact of Web 3.0 technologies and services for tourism information systems.