A woman sells Serbian traditional Kuglof cakes at the kuglof festival in Sremski Karlovci, Serbia, on May 25, 2019. The two-day kuglof festival features products of home producers and workshops of cake-making, attracting many tourists to this picturesque town. Photo: Xinhua

Photo taken on May 25, 2019 shows Serbian traditional Kuglof cakes at the kuglof festival in Sremski Karlovci, Serbia. The two-day kuglof festival features products of home producers and workshops of cake-making, attracting many tourists to this picturesque town. Photo: Xinhua