S18·E11 The Alaska Pipeline

The history of the Alaska Pipeline, which was built in the 1970s to transport oil across 800 miles of pristine wilderness, from Prudhoe Bay to Valdez. Included: the 1968 discovery of the largest oil field in North America at Prudhoe Bay; the battle between Native Americans and the government over the land the pipeline would cross; environmental concerns; and construction of the pipeline itself, which employed 78,000 people and cost more than $8 billion.