Osu Castle is a castle located in Osu, a neighborhood of Accra, the capital city of Ghana, on the coast of the Gulf of Guinea.
Osu Castle
A view of Osu Castle from the lighthouse in Jamestown, Accra
A contemporary drawing of the Dano-Norwegian fort, Fort Christiansborg, now Osu Castle. The outpost to the right is Fort Prøvestenen.
Entrance to Fort Christiansborg after it was opened to the public in 2017.