1. Visit Beihai Museum: Beihai Museum is a comprehensive museum integrating collection, research, exhibition, publicity and education, and can learn about the history and culture of Beihai.
2. Visit Beihai Aquarium: Beihai Aquarium is an indoor marine theme park, where you can watch all kinds of marine life, such as penguins, sea lions and sharks.
3. Shopping: There are many large shopping malls in Beihai, such as Golden Elephant Plaza and Yintan Plaza, where you can shop, visit and taste delicious food and enjoy a comfortable indoor shopping environment.
4. Experience Vietnamese customs: Beihai City is not far from the Vietnamese border, and there are some commercial streets and food streets with Vietnamese customs, so you can experience exotic customs.
5. Hotel rest: If rainy weather affects the trip, it is recommended to choose a comfortable hotel to rest, such as watching movies, playing games, soaking in hot springs, etc.