Discovery HD Sig runs into freezing spray, forcing an emergency set. Keith goes toe to toe with a combative Australian greenhorn. Jake takes a risky strategy. 2026-06-10 Zak and his crew investigate faceless entities inside the Navajo Nation in New Mexico. 2026-06-10 Isolated beneath the mountains of Romania, Joe and Cody fight to escape the pitch black darkness with dying headlamps. 2026-06-10 Homes vanish underwater, residents cling to rooftops, and rescuers battle rising floods in Florida's deadliest hurricane in nearly 100 years. 2026-06-10 Marooned on the banks of the might Amazon River, Joe and Cody show how to stay alive on the world's dealiest river. 2026-06-10 Spearheading the expedition is Michelle Jewell, a behavioral ecologist and shark expert. 2026-06-10 In 2024 a tornado outbreak devastates the Central Plains. Trains flip, homes are torn apart, and a deadly night twister hurls debris onto a car. 2026-06-10