First Monday Trade Days is a large outdoor market held in Canton, Texas, on the weekend before the first Monday of each month. It features hundreds of vendors selling a variety of items, including antiques, crafts, clothing, and food. The event attracts thousands of visitors from across the region, making it one of the largest flea markets in the United States. The market began in the 1850s and has grown significantly over the years. It offers a unique shopping experience, with a mix of new and vintage goods. Visitors can enjoy live music and local cuisine while exploring the vast array of booths and stalls.