World by Bike, 20 April 2010In the smuggling capital of South America, Jo and Gareth visit Itaipu, the world's largest hydro dam with a 14,000 mega watt capacity, 35 times the production of the Clyde Dam, and more than New Zealand's total power generation. And continuing with the water theme, they explore above and below the Iguazu falls.
Click here to listen to the interview.