On a rainy afternoon in St. Petersburg, one of the best things to do is to visit the State Hermitage Museum. This world-renowned museum is housed in the stunning Winter Palace and is home to an extensive collection of art and artifacts. Spend hours exploring the various galleries and admiring works by famous artists such as Leonardo da Vinci, Rembrandt, and Van Gogh. The museum also offers guided tours and audio guides to enhance your experience. Don't forget to take a break at one of the museum's cafes and enjoy a cup of coffee while taking in the beautiful surroundings.