The project has taken Bonneau and her colleagues more than seven years to complete.She got involved in 2010, when she happened across study co-researcher David Pearce, an associate professor at the University of the Witwatersrand's Rock Art Research Institute in South Africa.The year-long anniversary celebration will include several special events and a public art installation to commemorate the occasion.
Petroglyphs have been discovered all over the populated world, notably in parts of Africa, Scandinavia, Siberia, southwestern North America, Northern and Western Australia, and the Iberian Peninsula.
The ancestors of the hunter-gatherer San people are considered to have been the first inhabitants of what is now Botswana and South Africa.
The historical presence of the San in Botswana is particularly evident in northern Botswana's Tsodilo Hills region.
It has been produced in many contexts throughout human history, although the majority of rock art that has been ethnographically recorded has been produced as a part of ritual.
Such artworks are often divided into three forms: petroglyphs, which are carved into the rock surface, pictographs, which are painted onto the surface, and earth figures, formed on the ground.