Rio de Janeiro Now is an online tour agency with a variety of tour packages that includes metropolitan most visited spots like corcovado (christ the redeemer), botanical garden and sugar loaf - they also offer an historical tour through centro, and an open air bus ride passing through the city's most famous beaches and lagoa rodrigo de freitas.
The site also offers tours to petrópolis, angra dos reis, arraial do cabo, ilha grande and búzios.