The Samambaia Hostel is located inside The "Fern Farm," a historical colonial heritage listed by IPHAN-Institute for National Artistic and Historical Heritage of Brazil since 1723. Near the City Centre of Petropolis (5 km), based on the principle of hosting students, teachers, environmentalists and researchers as well as families with small children that may contribute to the Institute of Environmental Sciences and Ecoturism in our research and socio-cultural work. With an ecological park of 8.6 hectares, it seeks to meet the main function a youth hostel that promotes the experience and exchange to a sustainable culture, creating areas of community living, paying attention to concepts of comfort, environmental, ecological and sustainability.