In the words of the Brasilian Embassy in Washington DC:

Roteiros de Charme, meaning "charming routes" in Portuguese, is a private non-profit entity currently linking 38 hotels, inns, and ecological resorts throughout the nation. This association was formed in recognition of their dedication to environmental preservation and social accountability. The association has recently formed alliances with the United Nations Environment Program and the Earth Institute. Each unique hotels awe-inspiring situation within the natural environment, honest charm and dazzling personalities are sure to win your heart!