Atomium is a technological and historical museum serving as a touristic attraction. The building is very tall containing nine interconnected spheres made from elementary iron crystal enlarged 165 billion times. Atomium is made up of 8 spheres at the apexes of the structure, and 1 in the center. Stairs, escalators and a lift allow access to five of the spheres which are open to the public and contain exhibition halls. Experience a mind-blowing exhibition, fascinating history and lastly get to the highest sphere at the top enjoying panoramic views of Brussels.