A journalist looks at a piece of art works by South African artist Liesl Roos during the "Diverse·Collaboration" art exhibition at the Workers' Museum in Johannesburg, South Africa, on June 6, 2015. A South African and Chinese cross-cultural exhibition "Diverse·Collaboration" was held here Saturday. More than 40 works including oil paintings, engravings and sculptures are showed in the exhibition. (Xinhua/Zhai Jianlan)
