São Tomé and Príncipe is a small nation composed of an archipelago located in the Gulf of Guinea of the equatorial Atlantic Ocean. The nation's main islands are São Tomé Island and Príncipe Island, for which the country is named. These are located about 300 and 250 kilometres (190 and 160 mi), respectively, off the northwest coast of Gabon in Central Africa. The nation's geographic coordinates are a latitude of 1°00′N and a longitude of 7°00′E.
The Contador River is located in the northwest of São Tomé and its river valley is possibly the deepest in the country. Several streams run down from the volcanic highlands into the Gulf of Guinea.There are no significant lakes on São Tomé and Príncipe.
Education in São Tomé and Príncipe is compulsory for four years. Primary school enrollment and attendance rates were unavailable for São Tomé and Principe as of 2001.