This paper presents the conceptual project of the Petar Guberina Museum in Šibenik. The first part of the paper is dedicated to Petar Guberina. After biography, the linguistic context in which he operated is briefly presented. Particular attention is given to the theory of the verbotonal system, one of Guberina's greatest achievements. In order to better understand his ideas, a series of different influences and activities of Petar Guberina are discussed. The second part of the paper briefly addresses the theory of heritage. The concept of heritage itself is defined, the history of the development of the understanding of the heritage concept is described, as well as the role of heritage in society. Similarly, the concept of interpretation is elaborated upon. The second part concludes with the definition of the concept of a museum, providing a brief historical overview of the development of museums and listing the basic museum activities. The third part presents the conceptual project of the Petar Guberina Museum in Šibenik. The values of the museum are presented, along with the spatial layout within the building. Marketing strategy and educational activities are proposed. The permanent exhibition is discussed in detail, and several ideas for the concept of the permanent exhibition are offered. This paper serves as a reminder and explanation of why Petar Guberina deserves a museum, and on the other hand, why a museum as an institution is the right choice for fulfilling the task of preserving his legacy.