The boys mission is straightforward: to get off lifes humdrum path for a more exciting, daring and off-the-beaten one. In just four days, the guys trek approximately one hundred miles across life-threatening landscapes including steep mountains, insufferably hot deserts, freezing-cold canyons and snake-infested jungles on foot, raft, skis and even skateboard, in search of the most extreme places on earth.
From the Walkman to the bra, these are the innovations that have changed all of our lives. But what is number one on the list? The gadget: It's small enough to hold in your hands. It's mechanical or electronic and mass-produced. It's a personal item that evolves from novelty to necessity and ultimately shows its paradigm-shifting power. In this entertaining programme, a diverse panel of hand-picked experts join forces with HISTORY to rank the most influential inventions of the past 200 years and tell the surprising stories behind them.