Oh, weather. Why did you let me down? You'd been such a good friend until now!Still, I suppose you can´t win every time, and after being incredibly lucky in Iguazu, perhaps it was only fair that I should see my second world-class natural wonder through thick curtains of rain...Actually, an angry sky isn´t the only thing that went wrong as I set out to discover the 250 km2, 60 m tall ...