The Gambia, officially the Republic of The Gambia, [8] [a] is a country in West Africa.Geographically, The Gambia is the smallest country in continental Africa; [b] it is surrounded by Senegal on all sides except for the western part, which is bordered by the Atlantic Ocean. [9]Its territory is on both sides of the lower reaches of the Gambia River, which flows through the centre of the ...