Krutthuset Oslo SA, also known as K.O.S A, is an art organization located in the forest around Oslo's main water reservoir. The venue is dedicated to contemporary art and offers a varied program that includes thematic research projects, exhibitions, workshops and talks. The organization has a unique location that combines natural surroundings with historical landmarks, which provides a special setting for artistic expression.
In addition to exhibitions and talks, which are free and open to everyone, the Krutthuset Oslo SA includes a park in Nordmarka, an ammunition warehouse known as the Krutthuset, as well as a diorama pavilion named Jane. These elements contribute to a holistic experience of art and nature, and give visitors the opportunity to engage with contemporary art in an inspiring setting.