Glomma, ca. 600 kilometres long.

Glomma is the longest river. (598-kilometre (372 mi))

Rena is a small town in Norway. In 2005, the population was 2,009 people. There is a branch of the Hedmark University College there, and both the Glomma and Rena rivers intersect at this location.

For the lakes, Mjosa, Rossvat,Femuden(With a diagional lines going through each of the o's.). There are no major rivers going through Norway. Unless you're in french imersion and you need a "fleuve"... I don't have the names for the "fleuves"