Las Vegas is home to several fascinating museums and art galleries that can be explored on a rainy afternoon. The Mob Museum is a must-visit attraction, offering an immersive experience into the world of organized crime and law enforcement. Another option is the Neon Museum, where you can discover the history of Las Vegas through its iconic neon signs. Additionally, the Bellagio Gallery of Fine Art showcases rotating exhibitions featuring renowned artists. Spend your rainy afternoon appreciating art, history, and culture in these indoor venues.