ARKA Gallery is an art gallery located at 6 Bolshaya Morskaya Street in the historical center of Saint Petersburg City, Russia. ARKA Gallery specialized in contemporary and modern Russian and foreign painting and fine art legacy of the Leningrad School artists of 1930–1980s.

Nikolai Efimovich Timkov was a Soviet Russian painter, Honored Artist of Russian Federation, and a member of the Saint Petersburg Union of Artists. He lived and worked in Leningrad and is regarded as one of the leading representatives of the Leningrad School of Painting, worldwide known for his landscape paintings.