Volunteers live in dormitories or permanent safari tents, and spend their sunny days clearing bush, cleaning out cheetah enclosures and even babysitting baby baboons.

BBC: Namibia��s cheetah rehab holidays

Australians used to see themselves as sturdy pioneers, clearing the bush, rounding up sheep and doing battle with droughts, dingos and dastardly oppressors like the policemen who hunted poor Ned Kelly (never mind that he was a hostage-taker and murderer).

ECONOMIST: No worries? | The