The glass key , by rene magritte , 1959 , symbolic painting , Surrealism style , from Mature Period period , Mountainous landforms, Mountain, Mountain range, Highland, Massif, Alps, Ridge, Fell, Hill, Summit
A large rock on top of a mountain.
A large rock is balanced on top of a mountain. There are two large mountains in front of the rock. There is a blue sky above the mountains. 