||Many national parks (NP) and other organizational structures for environmental protection recognized growing popularity of Facebook and this topic is gaining importance since it is attracting more and more academic and practitioner attention. Still, this process is uneven in different parts of the world. This paper examines level of adopting and current practices of Facebook usage by the NPs in former Yugoslav countries (Bosnia and Herzegovina, Croatia, FYR Macedonia, Montenegro, Serbia and Slovenia) to seek for common practices, good examples or pitfalls. In most cases, NPs can be seen as tourist destinations and consequently, parts of parks managing structures can act as destination management organizations (DMOs). Therefore, this research proposes and adopts the use of common methodology for assessing destination management organizations Facebook Pages in order to explore the level and form of acceptance among NPs.