Doha is, for most South Africans, the airport between here and somewhere else – a layover en route to Europe, the UK or further east. But, with visa-free entry for South African passport holders and a small, walkable capital, it doesn’t have to stay a transit stop. Here’s what’s worth knowing before treating a long layover as a proper break. Your passport needs three months on it Qatar requires a passport valid for at least three months from you…