This paper on the topic "Trogir Cathedral in the context of sacral heritage and subject Art culture" includes a theoretical part (heritage and sacral architecture, that is architectural elements of the Cathedral of St. Lovre in Trogir) and practical research. The research was conducted through various ways of introducing examples of sacral buildings, ie the Trogir Cathedral and research of specific arhitectural elements of Trogir Cathedral through the teaching contents of primary education in the subject Art culture. The paper emphasizes the importance of cultural and especially sacral heritage in the educational, but also in everyday life of students. Cultural heritage is a very important part of the identity that pupils build from day to day, and therefore the content of the same character should be eagerly implemented with children from an early age. At the beginning of the paper, the reason for choosingthis topic is explained, then the concept of cultural heritage is briefly described, and the structure of the whole paper, which consists of two parts. In the third chapter it is stated what actually constitutes Croatian cultural heritage, and the term UNESCO is defined. After that, the term of architecture is also explained. Furthermore, the fifth chapter describes the city of Trogir and the architectural elements of the Trogir Cathedral. This is followed by practical research, ie the application of the architectural elements of the Trogir Cathedral in the classroom teaching. At the end of the paper there are conclusion, a list of references, short biographical note, list of pictures, as well as a list of attachments.