Stormy Sea with Lighthouse, 1826, oil on canvas by Karl Blechen. German, 1798-1840. Kunsthalle, Hamburg, Germany.
Known for his landscapes, Blechen gives us this dark, stormy and dangerous seascape. He was a professor at the Academy of Fine Arts in Berlin. Suffering from deep depression, he left the academy in 1836 and was hospitalized for the rest of his life.