The Swiss Federal Assembly meets in one of Bern’s most important landmarks, the Bundeshaus. A stained-glass dome dominates the building where Switzerland’s 22 cantons, or districts, display their coats of arms. In the center a mosaic illustrates the Swiss coat of arms, “One for all, and all for one.” On each side of the dome hall, chambers house the two councils that govern the country. Visitors may tour the building when Parliament is not in session. At night, visitors may stroll on the plaza and view the beautifully illuminated building.