The Leaning Tower of Pisa wasn’t designed to lean: The iconic tilt of this famous tower in Italy happened during construction due to the soft ground beneath it. Engineers have spent years working to stabilize it.
The Sydney Opera House isn’t just beautiful—it’s a masterpiece of modern architecture. Its roof looks like giant sails, making it one of the most famous buildings in the world. Building those curved roofs wasn’t easy, but engineers made it happen with new ideas. Sitting by Sydney Harbour, it blends perfectly with the water and skyline.