projeto caminhando, specializes in eco trekking, located on  rua dr. macário picanço, 825, niterói,  can be contacted via email, or by phone at 21.2609.8573.

there are several different and interesting options to get to niterói easily from rio - and all are quite scenic.

there is a ferry that shuttles passengers between rio and niterói that's a pleasant and affordable trip.

it takes between 10 and 20 minutes to cross the bay, and the fare varies depending on the boat and the route.