The 2019 Beijing Horticultural Expo, which received over 300,000 tourists during the May Day holiday, showcases not only rare plants from around the globe but also the concepts that allow people to live closer to nature.

In the future, more than half of humanity will live in cities, and the architect behind the design of the German Pavilion gives his answer on how people could enjoy lush verdure in the city. Here, we follow him to experience the idea.