Katedralskolan is a school in Uppsala, Sweden. The school was established in 1246. It is the oldest educational institution in Uppsala, and one of the oldest in Sweden.
Wikipedia https://en.wikipedia.org/wiki/Katedralskolan,_Uppsala
Official Website http://www.katedral.se/
Address 9 Skolgatan, Uppsala 75312, Sweden
Coordinates 59°51'34.35" N 17°37'28.922" E