94: Liquid Avalanche. Saint Francis Dam Disaster National Monument.

Water – we live and die by it! Today, we head to southern California and visit the ruins of the Saint Francis Dam to learn about the worst civil engineering failure of the 20th century and the second greatest loss of life in California state history.

Make a donation: Kentucky Relief Fund

We love our National Parks and we know you do too but when you're out there, remember to enjoy the view but watch your back. Please take a moment to rate and subscribe from wherever you’re listening to NPAD! Become part of our Outsider family on Patreon to gain access to ad-free episodes, bonus content, and more. Follow our socials Instagram, Facebook, and Twitter. To share a Trail Tale, suggest a story, access merch, and browse our book recommendations - head over to our website.

Thank you so much to our partners, check them out!

Feals - Become a member today and save 50% off your first order of Focus Melts with promo code: AFTERDARK

Cozy Earth - Save 35% with our promo code: NPAD

Stride Career Prep - Prepares your teen for in-demand careers in business, tech, health science, criminal justice and more!

Aspiration - Fight climate change by planting trees with every swipe. Apply for the Aspiration Zero credit card today and earn a $300 welcome bonus after spending three thousand dollars in the first ninety days.

Sources: Floodpath by Jon Wilkman, Smithsonian, USDA, The OutBound, Wikipedia, St. Francis Dam Memorial, Water and Power, A Brief History of: The St. Francis Dam Disaster, The Massive LA Disaster You’ve Never Heard Of, SCV History