Today, cowpea is cultivated throughout the tropics and subtropics between 35ÂºN and 30ÂºS, across Asia and Oceania, the Middle East, southern Europe, Africa, southern USA, and Central and South America.t is one of the most important tropical dual-purpose legumes, being used for vegetables (leaves and flowers), grain, as fresh cut and carry forage, and for hay and silage. Mixing of different cowpea varieties for food and feed purposes is common in northern Nigeria.
The largest waterfalls on each of the continents are: 1  South America: Angel Falls in Venezuela, at 3,212 feet (979 m) 2  Africa: Tugela in South Africa at 3,110 feet (947 m) 3  Europe: Utigord in Norway at 2,625 feet (800 4  m) North America: Yosemite in California at 2,425 feet (739 5  m) Asia: Dudhsagar in India at 1969 feet (600  m)
Biggest Waterfall This depends on what is meant by 'biggest'. If 'biggest' refers to 'largest', then the largest waterfall is Victoria Falls on the border of Zambia and Zimbabwe, with a flow rate of 1088 mÂ³/s (38,430 cu ft/s) and a height of 108 metres (360 feet).ome famous waterfalls, yet not the largest, include Niagara Falls, split between Canada and the U.S., the most powerful in North America. Niagara has an average flow rate of 64,750 cu ft/s (1,833 m3/s).