The State Tretyakov Gallery is one of the most famous museums in Moscow, Russia. It houses an extensive collection of Russian art, ranging from ancient icons to contemporary works. The gallery was founded in 1856 by Pavel Tretyakov, a wealthy patron of the arts. Today, it is home to over 170,000 exhibits, including masterpieces by renowned artists such as Ivan Aivazovsky, Ilya Repin, and Kazimir Malevich. The State Tretyakov Gallery is a must-visit for art enthusiasts and offers a fascinating insight into the rich cultural heritage of Russia.