A biker competes on a motorcycle circuit race during the 2024 Khawa Dune Challenge and Cultural Festival in Khawa Village of Kgalagadi District, about 700 kilometers southwest of Botswana's capital city Gaborone, on May 4, 2024. (Photo by Metlha Ngubevana/Xinhua)
A biker performs a stunt during the 2024 Khawa Dune Challenge and Cultural Festival in Khawa Village of Kgalagadi District, about 700 kilometers southwest of Botswana's capital city Gaborone, on May 3, 2024. (Photo by Metlha Ngubevana/Xinhua)