Doesn't this look like it ought to be a Temple of Atonement at Burning Man? In fact, it does commemorate a bonfire, the destruction of the guns from the Tuareg Rebellion. The Tuaregs were not represented in the armies and the governments despite the governments' presuming to make decisions regarding their future in the face of the ongoing environmental disaster. The result was a civil war with many of the colonially-defined nations that front like flag lots on the Niger River. In Mali, peace came in 1996, and the guns were melted down, commemorated by this monument.