Flag of Trondheim Mars in his radio show "99% invisible", a radio show focused on design and architecture. Flag of Trondheim The flag of Trondheim is one of the official symbols of the city and municipality of Trondheim in Norway. Most Norwegian municipalities have a banner of their respective coats of arms as a flag. As Trondheim has no modern heraldic coat of arms, but a seal that is unsuitable as a banner of arms, a yellow "Trondheim rose" on a red field was instead chosen for the flag of Trondheim. The designer of the flag was professor Arne E. Holm, whose proposal
Metropolitan City of Naples capital city. Due to the presence of Vesuvius and Phlegraean Fields, the city is vulnerable to seismic and volcanic activity. The city is 96th out of 110 Italian provinces and metropolitan cities by landmass, with an area (1,171 km² including islands) that is smaller than the core "comune" of Rome (1,287 km²). Naples is nevertheless Italy's 3rd largest city by population, making it one of the most densely populated areas in Europe; the metropolitan region also includes the municipality of Casavatore, the highest-density municipality in Italy (at 12,000 inhabitants/km²). While it contains more than half of Campania's population, it only