Assorting by countries is perhaps the most obvious way to categorize our numerous travel photographs. The division by continents partly reflects a culturel classification, too. But among the large area of the African countries you can make some further distictions: the Arabian North, Black Africa with Ethiopia and then the strongly European influenced South of the continent.
By marking the white boxes you can choose at the same time several countries. Afterwards the selection has to be confirmed by pressing the according buttom.