1Borneo
Ed Stafford challenges ultra-fit ex-Marine and ropes expert Aldo Kane to a race across the tangled wilds of Borneo's crocodile-infested mangrove swamps.
2Kazakhstan
Ed flies to Kazakhstan to take on ex-South Korean special forces soldier KhenRhee, where he encounters life-threatening navigation errors.
3Mongolia
Ed Stafford heads to the deadly Gobi desert with endurance athlete Matt Graham, where the pair face sand storms and extreme dehydration.
4Thailand
Ed races through northern Thailand against ex-military survival legend EJ Snyder, but the competition almost takes a fatal turn when one of them tumbles off a cliff.
5Palau
Ed races primitive skills expert Cat Bigney across the deadly island paradise of Palau in the South Pacific, home to sharks and salt water crocodile.
6India
Ed races Royal Air Force survival instructor John Hudson across the top of the monster mountains of the Himalayas. Monsoon rains and lethal bears are among its dangers.