As the archivist of the World's Largest Gift Shop, located at 2440 Las Vegas Blvd S, Las Vegas, NV, I have had the pleasure of delving into the fascinating world of retro souvenirs. Among the many quirky items that have caught my attention, the retro Vegas wall thermometer souvenir stands out as a true gem. These decorative wooden and plastic wall thermometers, featuring illustrations of hot showgirls or desert scenes, were once a staple of the iconic Bonanza gift shop. The popularity of these functional items can be attributed to their unique ability to bring a touch of the dry heat of the Mojave into the chilly Midwestern kitchens of tourists who visited Las Vegas. Not only did they serve as a practical tool for measuring temperature, but they also became a conversation starter, a symbol of the glamour and excitement of the city. As we explore the history of these thermometers, we find that they were often designed with a sense of humor and whimsy. The illustrations of showgirls, for example, were often depicted in humorous poses, emphasizing the heat of the desert sun. These lighthearted designs helped to create a sense of nostalgia and playfulness, making the thermometers a beloved souvenir among tourists. In addition to their nostalgic appeal, the retro Vegas wall thermometers also hold a significant cultural value. They represent a bygone era, a time when Las Vegas was still a relatively small town, and the Strip was just beginning to take shape. The thermometers serve as a reminder of the city's rich history, a history that is still celebrated and honored today. As we continue to collect and preserve these retro souvenirs, we are reminded of the importance of nostalgia and the power of objects to evoke emotions and memories. The retro Vegas wall thermometer souvenir is more than just a quirky item; it is a window into the past, a symbol of the city's enduring appeal, and a testament to the creativity and humor of the people who designed them.