This study explores the relationship between price and ecotourism in Australia through a mixed research design. The researcher will use both primary and secondary data to collect information from 244 local and international visitors at Kakadu National Park. The study will use a self-administered questionnaire to collect data on environmental attitudes, natural area involvement, and social inspirations. The collected data will be analyzed using paired sample T-test, Spearman correlation, descriptive statistics, and multiple regression analysis. Ethical considerations will be observed, and content validity will be used to evaluate the goodness of the instrument.