The event that promotes tourism and cultural exchange among participating nations is the World Expo. This global event showcases innovations, fosters diplomatic relations, and encourages visitors to experience diverse cultures through exhibits, performances, and culinary offerings. Each participating country presents its unique achievements, traditions, and advancements, creating a platform for dialogue and understanding. The Expo not only stimulates interest in travel but also highlights global issues and inspires collaborations towards a better future. Through its multifaceted nature, the World Expo serves as a significant catalyst for cultural interaction and international tourism.