Attracting viewing and stimulating thinking is the basic mission of the museum to the audience. The Columba Art Museum in Cologne, Germany, has a unique value in this respect. Through a comprehensive analysis of Columba, including its historical development, architectural design, curatorial concept, exhibition content and form, exhibition hall space and its light environment design, and focus on the overall design and curatorial concept of the museum to summarize, to discuss the design and value of the museum from the perspective of the audience.