praia perigoso is another lovely place to snorkel just outide the city limits of rio de janeiro - a popular destination for camping, hiking tortuga trail(link) and rappelling, this beach is a great way to spend surrounded by nature.

many tourism companies in rio de janeiro provide the opportunity to snorkel in a vareity of locations - crux adventura provides a tour with waterfall rapelling and snorkelling.

veleiro alice is another great option for sailing tours - with the option of single and multi days trips the agency can accomodate corporate groups, or family vacations, up to 15 people - destinations include the tijuca islands, guanabara bay and niterói during the day trips, while the multi day trips include angra dos reis, ilha grande and paraty.