This research is necessary because it combines two relevant concepts in developing the Bayah Geopark, one of the natural tourism destinations offering extraordinary geological wealth, including unique geological dome formations. This study explores the uniqueness and potential of geological domes in the Bayah Geopark from the perspective of nature conservation and sustainable tourism development. The research methods include field surveys, geological data collection, and qualitative analysis. Research in the Bayah Geopark aims to investigate the tourism potential related to geological domes, including developing tourist routes, ecotourism activities, and improving supporting facilities to optimize economic benefits for the local community. The urgency of the research can be explained in the following terms: This research is significant in ensuring the environment of Bayah Dome Geopark. Because this area has very high geological diversity, biodiversity, and cultural diversity, environmental conservation must be carried out sustainably and oriented toward conservation. Thus, this research can help increase public awareness of the importance of ecological conservation and sustainable development. This research also promotes sustainable tourism by introducing responsible practices, such as waste management, energy conservation, and local community participation, to create continuity between tourism growth, environmental conservation, and community welfare.