Behind every seemingly-impossible marvel of modern engineering is a cast of trailblazers who pioneered new building techniques that made it all possible. Featured are the HMS Queen Elizabeth aircraft carrier and the Pioneering Spirit, the world's biggest heavy lift construction vessel.

Behind every seemingly-impossible marvel of modern engineering is a cast of trailblazers who pioneered new building techniques that made it all possible. Featured are the Haley VI Antarctica Ice Base and the International Space Station.