The Okavango Delta in northern Botswana is one of the largest inland deltas on Earth, competing with the Sudd on the Nile in South Sudan, and the Inner Niger Delta in Mali.  It is effectively the flooded northern tip of the Great Rift Valley, receiving waters from Angola to the north. The iron-tinged Angolan flood waters create an oasis in an arid country.

Depending on the time of year (flood levels normally peak July-August) bridges are a necessity, be they for jeeps:

or for pedestrians:

Posted as part of the This Way? Challenge.