Strasbourg is a rooted city with different histories from different nations. However, these differences do not block the unification. In fact creates characteristics of a European Capital. The strategic features make the city more of a place where intellectuals can think and generate policies for the sake of humanity. So, the city has a feasible environment for a think-tank agency. However, the city itself is not enough itself. The relation between the building and the city is significant. While the project suits the program, it also needs to respect the environment. Moreover, the building and landscape can work together with the generate this atmosphere. As the idea of ribbon on the site and in the building can generate and connect the environment and project. The unification of the project and environment may be an inspiring process for the user who is going to change the world.