Furthermore, Christian is known for erecting many important buildings in his realm, including the observatory Rundetårn, the stock exchange Børsen, the Copenhagen fortress Kastellet, Rosenborg Castle, workers' district Nyboder, the Copenhagen naval Holmen Church (Holmens Kirke), Proviantgården, a brewery, the Tøjhus Museum arsenal, and two Trinity Churches in Copenhagen and modern Kristianstad, now known as respectively Trinitatis Church and Holy Trinity Church. Christian converted Frederiksborg Castle to a Renaissance palace and completely rebuilt Kronborg Castle to a fortress. He also founded the Danish East India Company (Asiatisk Kompagni) inspired by the similar Dutch company.
furthermore christian is known for erecting many important buildings in his realm including the observatory rundetårn the stock exchange børsen the copenhagen fortress kastellet rosenborg castle workers' district nyboder the copenhagen naval holmen church (holmens kirke) proviantgården a brewery the tøjhus museum arsenal and two trinity churches in copenhagen and modern kristianstad now known as respectively trinitatis church and holy trinity church christian converted frederiksborg castle to a renaissance palace and completely rebuilt kronborg castle to a fortress he also founded the danish east india company (asiatisk kompagni) inspired by the similar dutch company