It's the perfect base for a safari in Namibia.Giraffes and zebras in Etosha National Park.Credit: Mokuti EtoshaThe herd’s lithe necks drifted above the bush in one ethereal mass, moving like a corps de ballet against a pale blue sky. There were more than a dozen giraffes moseying in the early morning sun, their stature made all the more astounding by their unexpected multitude. We were easily outnumbered with just seven passengers and a guide pe…