Digital transition is of fundamental importance in the tourism industry and can be a turning point. In this presentation, we will address the topic of 'big data' through the application of empowering models, systems, and algorithms. We will see where to find the data and how to analyze it through Business Intelligence and Machine Learning. We will discuss the new frontiers of CRM, such as Emotion Analysis and Predictive Analysis, and explore the economies that can be generated through immersive models.