Photographing Africa – Harry Hook's African odyssey

A Samburu woman wearing a traditional necklace Photograph: Harry Hook/BBC

In remote parts of rural Africa, visual sign writing and vivid murals are a common form of advertising. These bold shopfront images are often aimed at the older generation, many of whom may be illiterate Photograph: Harry Hook/BBC

Elia, a Mundari elder in South Sudan, covered in ash to protect him against flies and mosquitoes Photograph: Harry Hook/BBC

The Turkana people live in the harsh desert region of northern Kenya Photograph: Harry Hook/BBC

Travelling in Africa these past few years, time and again I’ve found Barack Obama’s image displayed in the most remote and unlikely places Photograph: Harry Hook/BBC

The Maasai are passionate about their cattle – by tradition they believe God gave all the cattle in the world to them Photograph: Harry Hook/BBC

Photographed in Kenya, making of the BBC documentary in 2013 Photograph: Harry Hook/BBC

The oldest Samburu, matriarch in her community (whom it was claimed was a 100) greets the newest arrival to the clan Photograph: Harry Hook/BBC

The Mundari in South Sudan have a close bond and a deep love of their cattle Photograph: Harry Hook/BBC