파리 만국박람회, also known as the Exposition Universelle, is a world's fair held in Paris, France. The first event took place in 1855, showcasing advancements in industry, culture, and technology. These exhibitions aimed to promote international cooperation and innovation. The most famous Exposition Universelle occurred in 1889, celebrating the 100th anniversary of the French Revolution. It introduced the iconic Eiffel Tower, designed by Gustave Eiffel, as a centerpiece. The fair attracted millions of visitors and highlighted the achievements of various nations, making it a significant cultural event in history.