i'm laila ali. pursuing a lifelong dream can be frustrating and full of obstacles.t takes limitless passion to fight through fear and failure. geoff mackley is one of those people who refuses to fail. for 15 years, he stayed focused on one thing, to stand where no human has stood before& &a pool of molten rock bubbling at temperatures of up to 2,200 degrees fahrenheit. it's known as a lava lake. 1,800 miles north of new zealand on remote ambrym island lies the marum crater, one of only four permanent lava lakes on earth. most people know to stay far away from such an unpredictable force of nature; however, one man's obsession has driven him to the brink of this volcanic abyss. geoff mackley is an independent filmmaker from new zealand with a fascination for the natural world and all of its violent moods. for 15 years, geoff's dream has been to capture footage from the edge of the marum lava lake. he has tried many times, but has never succeeded. geoff: over the years, it's just been one trip after another. every time we've had a failure, we learn from it. we come ba