The tropical rain forests are located in the south of Nigeria and mangrove swamps are part of Niger Delta area. The dry seasons last from November-March and the rainy season from April-October. It is best to visit this country during the dry season. Nigeria travel packages are available online with a great amount of detail. These packages can be customized as per your requirement and climatic conditions. The packages could be reasonable during some months with combo or discount offers. Opting for Nigeria as a holiday destination is likely to turn out fantastic.