Those of us who are regular African safari addicts know that there's a lot more ways to experience the sights, sounds and smells of the African bush than you can have on regular game drives.  Ever considered hot air ballooning over the Namib Desert dunes or the Maasai Mara savannah, experiencing the wetlands of the Okavango by mokoro (traditional wooden dugout canoe) or my latest favourite, sleeping under the stars in a 'sky bed'?