Top walking safari holidays from Africa to Nepal (via the rather tamer South Downs)

African adventure: Responsible Travel has a Kenyan walking safari which takes guests right back to natureMost people prefer their wildlife contained, whether it's in a cage, behind glass or with the comfort of a hulking jeep between them and a peckish lion.But if you'd rather see the natural world on the ground, a walking safari could be just up your street.Admittedly, the words 'walking' and '