Robson Green heads to Thailand to tackle an arapaima and a stingray - two of the largest freshwater fish in the world.
Documentary profiling the globe's best fishing destinations. The first port of call is Costa Rica, where presenter Robson Green tries to land the fastest fish in the water.
Robson heads to southern Australia to fish for sharks, molluscs and octopuses, before competing in the World Championship Tuna Toss.
Robson visits the rich fishing grounds of America's eastern seaboard on the hunt for bluefin tuna and Massachusetts lobster.