"From the Great Pyramid of Giza and Stonehenge to the Colosseum and the Taj Mahal, man has never shied away from an extreme building challenge, and the LEGO builders of the twenty-first century are no different. Whether they're re-creating the works of ancient masters in brick form, building life-size superheroes, breaking world records with skyscraping towers, or firmly adjusting their thinking caps to program plastic robots, some LEGO fans are taking their passion for plastic to the extreme.