This work emphasizes the importance of Istrian frescoes for the development of Istrian County’s cultural tourism. Istrian frescoes are mural paintings which have been a dominant feature of the Istrian area since the Early Middle Ages. Today they represent the remnants of the culture bearing witness to rich cultural inheritance and history of Istria and a prerequisite for the development of cultural tourism. The aim of this work is to point to the influence of the Istrian culture on Istrian tourism as well as the disadvantages which emerged as a consequence of certain failures in its development. Therefore, this work establishes a link between the historical cultural heritage of Istria and tourism and emphasizes frescoes as a meeting point of culture and tourism. The work focuses on Projects implemented for the purpose of the preservation of Istrian frescoes and their valorisation. The work is conceptualised in several thematic units. The introduction introduces the reader to the topic and explains the goals and the purpose of author’s research. The first part of the work is concerned with Istrian frescoes, their authors and different epochs which have left trace through history. The second part of the work brings together the cultural heritage and tourism of the Republic of Croatia. The last part analyses Istrian frescoes as a fusion of culture and tourism. The final part of the work is a critical review of the conducted research in order to emphasize the author’s contribution in this work.