Rio das Ostras is a medium sized coastal city of over 50,000 people located 170 km (105 miles) east of Rio de Janeiro and about 25 km (15 miles) southwest of Macaé. The name of the town literally translates to "River of Oysters".
Some statistical information can be found on Wikipedia here.
The official government website (in Portuguese) is here.
The official community website (translated to English) is here.
For some local photos, click here to see what Flickr has to show.
An excellent local news source is Blog Fala Rio das Ostras.