Recently, the Sony World Photography Awards announced this year’s list of winners. The annual competition is open to amateurs, professionals and enthusiasts, covering ten categories. American photographer, John Moore, was named the L’Iris d’Or (Professional Photographer of the Year), for his work in Liberia during the Ebola crisis. In an interview to the after the win, Moore said, “I feel greatly honoured to accept this prize. The year 2014 produced some of the biggest and most visual international stories in recent memory, and there are many great photo-journalists covering them, producing extraordinary work. Much of that work was entered in this competition. For my photos to be selected means very much to me.”

This year’s contest attracted 173,444 entries from across 171 countries. You can check out all the winning photographs across categories here. We bring you a gallery of our top favourites. The descriptions and excerpts have been provided by the artists themselves.