BACK in 2020 when South Africa went into a strict COVID-19 lockdown, a local company pressed on with opening a hotel with a difference in a tourism hotspot - and two years later that gamble is paying off. The hotel is a near 100-year-old train that sits on the Selati suspension bridge, which spans a river in the heart of the Kruger National Park. Lovingly restored, it offers 24 full-carriage rooms against a spectacular natural backdrop, a wildlife viewing deck and even a swimming pool jutting out beyond the tracks. "I thought we were taking a very big risk. I…