Great engineering marvels come in all shapes and sizes: some are big and complex, like Egypt's Giza Pyramid or China's Great Wall, others are small and simple, like the wheel or man-made fire, while others just dramatically change society, like the Model-T automobile, the assembly line or the Gutenberg printing press. Which seemingly impossible engineering feat accomplished a long time ago in a galaxy far, far away do you think is the most amazing?
Which of these 'Star Wars' franchise engineering marvels* do you find the most impressive? *live-action 'Star Wars' movie franchise engineering marvels only
After voting, discuss the topic here.