Doomsday Preppers (2012)

S2E15 A Fortress At Sea

Title: A Stronghold on the Waves Plot: Introducing the Coy family, who reside beneath the looming presence of Mount St. Helens as they brace for its potential eruption. Every family member plays a vital role in their emergency plans, equipped with various escape routes by both land and sea. Meanwhile, a fellow survivalist, Captain William E. Simpson, has dedicated six years to crafting his ultimate refuge—not hidden away underground, but aboard his meticulously designed sailboat.