>> it's summer. whales are gathering along patagonia's pacific coast. home to the fjordlands, long, deep, flooded valleys that were carved out by glaciers over millions of years. these remote, rich waters are a magnet for wildlife and increasingly for people. at the ends of the earth is a land of extremes. home to spectacular wildlife. for centuries people and animals have battled for supremacy, but now enemies are becoming allies. together they face new challenges in our rapidly