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
Community of Madrid of New Castile. The Community of Madrid is the third most populous in Spain with 6,549,979 (2018) inhabitants mostly concentrated in the metropolitan area of Madrid. It is also the most densely populated autonomous community. Madrid's economy is roughly equal in size to that of Catalonia, which remains Spain's largest. Madrid thus has the highest GDP per capita in the country. The territory of the Community of Madrid has been populated since the Lower Paleolithic, mainly in the valleys between the rivers of Manzanares, Jarama, and Henares, where several archaeological findings have been made. Some notable discoveries of the region