Free tours are available on Saturdays at 1 p.m 2 p.m. and 3 p.m. and last approximately 20 to 30 minutes. On the tour you will learn about the history of Great Raft Brewing the brewing process canning packaging and more. You can sign up the day of at the brewery. First come, first served so guests are encouraged to arrive early to secure a spot. Each tour can accommodate 25 guests. Must be at least 21 to go into the brewery and tasting room. We do not charge for our tours but we do recommend a donation for the various animal rescues in the area.