The Leopold Museum is dedicated to modern Austrian art, particularly the works of Egon Schiele and Gustav Klimt. It houses the largest collection of Schiele's paintings in the world, as well as an extensive collection of Klimt's works, including his famous painting 'The Kiss.' The museum also features exhibitions on other Austrian artists from the 19th and 20th centuries. With its impressive collection and focus on Austrian art, the Leopold Museum is a must-visit for art enthusiasts.