Endless, flat, grassy plains with immense salt pans, parched and inhospitable for months - this is the world of Botswana's Makgadikgadi. Southern Africa's massive herds of zebra and wildebeests move eastwards from the Okavango Delta to the Makgadikgadi grasslands along an ancient route dictated by the unpredictable ebb and flow of water. During the harsh arid months, the conflict between man and wild animals rages on. This is the story of the unforgiving and abundant realities of Makgadikgadi. Click here for more documentaries: http://bit.ly/2gSPaf6 For exclusive clips, follow us Facebook: facebook.com/wildthingschannel Any queries, please contact us at: wildthings@littledotstudios.com Content licensed by ITV Studios.