The regional Okavango/Zambezi project, launched in 1993, is considered the largest cross-border initiative of Africa, with 44,462 square kilometres, Angop has learnt. Presented on Tuesday on the fringes of the UN conference on sustainable development dubbed “Rio-20”, the project links 36 areas of maintenance in Angola, Zambia, Zimbabwe, Botswana, Namibia in the southern region of Africa. Presented by the project’s executive co-ordinator, Amélia Cazalma, the region has the greatest elephant population in the world, with 250,000 animals. Other species of animals that need protection include the wild dog, black rhinoceros, cheetah, socket and griffons, among others. Victory falls in Zimbabwe and Zambia, Okavango delta in Botswana, Bwabwat park in Zambia and Luengue-Luciana (Angola) are the main tourist sites in the region.