O.K., after a quick update in the last post, our Africa trip continues. (I’m in Washington D.C. now on business this week.) And now back to the vacation of a lifetime, from Johannesburg: Our day started with an early morning…

O.K., after a quick update in the last post, our Africa trip continues. (I’m in Washington D.C. now on business this week.) And now back to the vacation of a lifetime, from Johannesburg: Our day started with an early morning…