How to save the world cultural heritage? What are the innovative technologies and what is the Bulgarian experience in the preservation, presentation and digitization of Cultural and historical heritage? These and other themes will be discussed during the Fourth International Scientific Conference "Cultural and Historical Heritage: Preservation, Presentation, Digitization". It will be held from 19th to 21st of April in Veliko Tarnovo, within the framework of the International Tourist Exhibition "Cultural Tourism" - Veliko Tarnovo 2018. The Cultural Heritage Conference 2018 program will include reports from leading experts from Bulgaria and abroad - Hungary, Belarus and Germany, a round table, exhibition and demonstrations. Participation in the conference, seminar and round table can be done online via Skype. The organizers of the scientific forum are: Bulgarian Academy of Sciences (Institute of Mathematics and Informatics, National Archaeological Institute with Museum and Scientific Archives) Union of Scientists in Bulgaria, Veliko Turnovo Branch European Association of Folklore Festivals - EAFF Veliko Tarnovo Municipality, Tourist Information Center "Tsarevgrad Turnov" Details of the program can be found on the official website of the European Association of Folklore Festivals - EAFF. Deadline for submitting applications: by 1.03.2018. Applications (title and short summary of the report) should be sent to kin@math.bas.bg. Confirmation for accepted applications by 15.03.2018. Reports, researches, results and achievements in the field of Conferenvce will be published in an online series.