Aytek Cetin is drumming up a sizeable Instagram following - 87,000 followers to date - thanks to his amazing photos of peaks, taken everywhere from Iran to Nepal.
The winners of the 8th International Landscape Photographer of the Year (ILPOTY) competition, including winner Aytek Çetin, reveal the stories behind their stunning photographs.
The judges chose from 4,504 entries, with photographers from the U.S and Turkey claiming medals. We present the winning shots and our shortlist favourites.