Global Disasters | Witness to Disaster MEGA Episode | National Geographic

All around the globe, people are witness to major natural disasters and extreme weather that alter communities forever. Extreme footage and surviving witnesses bring to life the terrifying reality of experiencing deadly earthquakes, avalanches, wildfires, and tornadoes firsthand, in this Witness to Disaster documentary series MEGA episode. Featuring three full episodes: Everest Avalanche When a mega earthquake hits Nepal, it claims thousands of lives and leaves survivors trapped in the remote corners of the Himalayas. Across the country survivors are hit by avalanches that destroy everything in their path. We reveal remarkable stories of survival, from the Kathmandu Valley to Mount Everest. Portugal's Hellfire The story of the largest wildfire in Portugal’s history. When fierce winds from a thunderstorm hit the fire, it becomes unstoppable, spreading uncontrollably. Sixty-six people are killed. Through forensic analysis, we reveal how this event unfolded. Tornado Outbreak The US tornado super-outbreak in April 2011 sees 360 twisters, multiple EF5 tornados, flash flooding, hail, and lightning ravage numerous states, including Alabama, Mississippi, and Tennessee, killing 348 people and leaving thousands homeless in one of the most dangerous tornado seasons of all time. Witness to Disaster | S1 Mega Episode Compilation Watch More Witness to Disaster here on Disney+: https://on.natgeo.com/3OCaGa3 Chapters: 00:00-44:02 - Everest Avalanche 44:03-1:28:03 - Portugal's Hellfire 1:28:04-2:12:21 - Tornado Outbreak Explore the World with National Geographic subscriptions: https://natgeo.com/ytngmagazine ➡ Subscribe: https://on.natgeo.com/4p5A0D6 ➡ Get more Nat Geo Full Episodes: https://on.natgeo.com/3V5ZfHI ➡ Get wild with Nat Geo Animals Full Episodes: https://on.natgeo.com/3V2EOLO And check out more National Geographic series and specials here: ➡ Disney Plus: https://on.natgeo.com/3q6on5p ➡ Hulu: https://on.natgeo.com/3Qor0Ko ➡ NGTV: https://natgeo.com/tv ➡ ABC: https://abc.com #NationalGeographic #WitnessToDisaster #MegaEpisode About National Geographic: National Geographic is the world's premium destination for critically acclaimed storytelling around science and exploration. Discover amazing wildlife, ancient civilizations, hidden worlds, and the incredible wonders of our Earth. Through world-class scientists, photographers, journalists, and filmmakers, Nat Geo inspires fans of all ages to connect with, explore, and care about the world. Get More National Geographic: Official Site: https://nationalgeographic.com Instagram: https://instagram.com/natgeo Facebook: https://facebook.com/natgeo Threads: https://threads.com/@natgeo X: https://x.com/NatGeo LinkedIn: https://linkedin.com/company/national-geographic TikTok: https://tiktok.com/@natgeo Reddit: https://reddit.com/user/nationalgeographic Pinterest: https://pinterest.com/natgeo Shocking Natural Disasters | Witness to Disaster MEGA Episode | National Geographic https://youtu.be/FxW5T41yJHw National Geographic youtube.com/natgeo