Big Daddy is the tallest dune in the Sossusvlei area. This magnificent dune is situated between Sossusvlei and Deadvlei and at 325 meters it dwarfs the other dunes. Should you want the ultimate bragging rights, take a lot of water and trek to the top of Big Daddy and then run down the steep dune onto Deadvlei. Dune 7 is the highest dune in Namibia. The dune has been measured at over 1,256 feet and is named Dune 7 because it is the seventh dune one encounters after crossing the river Tsauchab. The Spitzkoppe is a group of bald granite peaks or inselbergs located between Usakos and Swakopmund in the Namib desert of Namibia. The granite is more than 120 million years old and the highest outcrop rises about 1,728 metres above sea level. The peaks stand out dramatically from the flat surrounding plains.