Canadian Rockies (S05E03)

Title: Canadian Rockies Plot: In the breathtaking Canadian Rockies, Grylls faces a series of harrowing challenges. He finds himself trapped under a massive avalanche, then must navigate a treacherous, frozen lake by swimming beneath its icy surface. His adventure takes a dangerous turn when a frigid slide leads to a severe mishap, resulting in an airlift to the hospital for urgent medical attention.