The 1857 World Exhibition, also known as the Exhibition of the Industry of All Nations, was held in London at the Crystal Palace. This event showcased the achievements of various countries in industry, technology, and culture. It aimed to promote international trade and cooperation, featuring over 17,000 exhibits from around the world. The exhibition attracted millions of visitors and highlighted innovations such as the steam engine and textile machinery. It was a significant moment in the history of world fairs, setting the stage for future exhibitions and fostering a spirit of global exchange and progress in the industrial age.