Only 3 minutes from Celestial Seasonings, this is a wonderful gem of a little-known museum. Admission is free. Pearl Street Mall, historic downtown area of Victorian buildings that has been converted to shops, outdoor cafes and bookstores. Admission is free. National Center for Atmospheric Research, offers free self-guiding tours of exhibits that explore the wonders of the earth's atmosphere.
Admission is free.
Anheuser Busch Brewery, offers free tours of this new high-tech brewing center that can produce 2,200 cans of beer a minute. Free samples to those over 21. Colorado State University, has five art galleries open for tours as well as a beautiful campus in the center of town. Admission is free. The area offers scenic views and hiking trails.