Ruthless silver miner, turned oil prospector, Daniel Plainview, moves to oil-rich California. Using his son to project a trustworthy, family-man image, Plainview cons local landowners into selling him their valuable properties for a pittance. However, local preacher Eli Sunday suspects Plainview's motives and intentions, starting a slow-burning feud that threatens both their lives.
On July 2, a giant alien mothership enters orbit around Earth and deploys several dozen saucer-shaped 'destroyer' spacecraft that quickly lay waste to major cities around the planet. On July 3, the United States conducts a coordinated counterattack that fails. On July 4, a plan is devised to gain access to the interior of the alien mothership in space, in order to plant a nuclear missile.
Two hapless explorers lead an ill-fated 1804 expedition through the Pacific Northwest in a hopeless, doomed effort to reach the Pacific Ocean before Lewis and Clark.