Many establishments in Colorado offer free tours. Free tours are among the most popular Colorado attractions and typically offer interesting information, colorful tour guides, and most give away free stuff! Free tours are among the most popular things to do for visitors to Colorado. Some of the most popular free tours in Colorado and the Denver area are the Coors brewery tour in Golden, the Celestial Seasonings tour in Boulder, the Budweiser and New Belgium tours in Fort Collins, and the Colorado State Capitol and Denver mint tours. Select from the following list of most popular Colorado and Denver tours to learn more about your options.