Bali island has become a world tourist destination since the colonial period. Bali even almost made to be a "living museum" through Baliseering program by the Dutch Colonial Government in the 1930s, with the pretext of protecting Balinese culture. The proscenium stage was introduced for the Balinese architectural performance venue. At the Colonial Tourism Exhibition in Paris in 1931, the Dutch Colonial Government introduced a unique Balinese architecture. The Balinese ethnographic museum was also built by combining the architectural concepts of Pura and Puri in Bali. After Indonesia's independence in 1945, tourism activities are continued by the Balinese Regional Government. To protect the values of traditional architecture in the midst of the tourism development in the global era, the Balinese Regional Government made special regulations related to ethics and the preservation of traditional Balinese architecture. This article discusses the ethics and responsibilities of architects or interior designers in preserving local geniuses of traditional Balinese architecture in the global era. Primarily, the study focuses on the aesthetic qualities of local genius and creativity, combined with construction technology, to capture local characters and avoid cultural homogenization.