IRT: DEADLIEST ROADS sends today's toughest drivers to navigate the world's most dangerous roads as they haul their way through India's Himalayan highways, some of the most historic - and lethal - on the planet. From the crowded streets of Delhi, to treacherously steep, narrow and congested roads blasted into the mountainside, seasoned drivers Rick Yemm, Lisa Kelly and Alex Debogorski embark on an exhilarating, exhausting and terrifying adventure, where the difference between life and death is just a few inches.or one very blind corner. The challenges and perils are never-ending on these ancient trade routes; someone dies on them every 4.5 minutes. If Rick, Lisa and Alex aren't careful, they might wind up as casualty statistics themselves. Tight, winding roads, perilous drops, rock ceilings, weakened mountains, potholes and total roadway failure combine with the ever-present danger of avalanches, communication breakdowns, wild weather and the harder-than-it-sounds task of driving on the other side of the road to challenge, fray the nerves and risk the lives of these courageous drivers. Will they be able to adapt and overcome these dire obstacles when so out of their own elements?