List: Countries Nigerians can easily visit using one visa In a big win for Nigerian travellers, a valid Schengen visa opens the doors to 27 European countries, making it easier and more affordable to explore Europe. Whether for tourism, business, education, or visiting family, Nigerians can enjoy visa-free travel within the Schengen zone once granted a visa by any of the member states. The Schengen visa allows holders to travel freely across borders without internal checks, for up to 90 days in any 180-day period. As of January 1, 2025, Romania and Bulgaria...