Nat Geo Condo Collapse: Brace for disaster as dams fail, buildings collapse and engineers race to stop towering structures from falling apart. (S3, ep 3) 7+ 2026-10-21 Cleared For Disaster: Seconds after touching down in LA, a US Air Flight erupted in flames. Then, rescue workers made a horrific discovery. What went wrong? (S8, ep 4) 7+ 2026-10-21 Summit Under Siege: An isolated American battalion makes a desperate stand on Battle Mountain as relentless German attacks threaten to overwhelm their position. (S6, ep 6) 2026-10-21 Legends of Atlantis: Experts explore exciting evidence of underwater cities. But are they proof of ancient sites and civilisations or simply accidents of geology? (S1, ep 5) 7+ 2026-10-21 Tutankhamun's Secret Revolution: Archaeologists explore hidden tombs to investigate how Tutankhamun transformed the way that ancient Egyptians worshipped their gods. 7+. (S5, ep 10) 2026-10-21 Rivals on the Rocks: Bjoern joins forces with a rival company to rescue a truck that crashed into a cliff face, and Thord takes on a flipped tractor. (S6, ep 2) 2026-10-22