In 1851, London hosted the first-ever Great Exhibition, a world's fair held in the Crystal Palace, a massive glass and iron structure in Hyde Park. The exhibition showcased the industrial achievements of various nations, featuring over 13,000 exhibits from around the world, including machinery, textiles, and art. The event attracted millions of visitors, highlighting Britain's status as a leading industrial power during the Victorian era. It aimed to promote trade and cultural exchange, while also celebrating advancements in technology and design. The Great Exhibition marked a significant moment in history, influencing future exhibitions and international cooperation.