Tent of Ivan the Terrible , by nicholas roerich , 1909 , design , Art Nouveau (Modern) style , designs and sketches, scene design, Nikolai Rimsky Korsakov "Maid of Pskov", Arch
A painting of a stone wall with a window in it.
A painting of a rock formation with a large opening in the middle of it. The rock formation has intricate designs carved into it. There is a tree branch coming out of the opening. 