The humble potato is known the world over, but native Peruvian varieties can look quite a bit different than most of us are used to. Some are red or blue, others are long and skinny. More then 4,500 potato varieties are grown in Peru. The wealth of varieties is a natural treasure that’s worth preserving, especially in the face of climate change, which is posing a serious threat for traditional potato cultivation in the country. Watch 7 min video. Also watch how Nelli Quisbe-Quisbe makes a delicious potato soup called sopa de moraya in the Peruvian city of Cusco.