The article is devoted to the development of ecological tourism in the national parks of Belarus. The methodological basis of the study was a systematic scientific approach, comparative geographical, cartographic, expert assessment methods. As a result of the research, the data on environmental requirements for ecological tourism organisation in the national parks of the Republic of Belarus such as state environmental institutions "National Park "Narochansky", "National Park "Braslav Lakes", "National Park "Belovezhskaya Pushcha", "National Park "Pripyatsky" are systematized. Landscape features of the national park’s territories are considered as a factor determining the direction of ecotourism activities. The analysis of ecotourism infrastructure development, innovativeness and complexity of the offered tourist services is given. Prospective directions of development of domestic and international inbound ecological tourism in the national parks of Belarus are substantiated.