Pocket Tours
If after reading the title you're wondering what on earth is this, these are tours in which you'll be visiting only one attraction, perfect for those among you who, for any reason, would rathen visit only one place than go on a tour where several different attractions are visited. Not to mention the fact that they're even more pocket friendly than the standard tours, as they cost only 30 reais per person and children younger then 12 pay half price.
National History Museum
Urca Fort
Republican Museum
World War 2 Memorial