Stop at the store and visitor center for a baked treat or delicious lunch, for baking supplies - especially a huge variety of gluten-free flours - or take a tour or even a cooking class. This amazing collection of products would be fun to browse even if you didn't purchase a thing. Have you ever cooked with amaranth or pea flour? You can find it here - plus books, gift packs, cereals and much more.
If you go:
Located 15 minutes from Portland. Open Monday through Friday from 6 a.m. to 6 p.m. and Saturdays from 7 a.m. to 5 p.m. Tours are offered Monday through Friday at 10 a.m. sharp. See the website for the schedule of cooking classes. Ample parking.
Links:

5000 SE International Way
Milwaukie, Oregon 97222 USA
Phone Numbers:
Bob's Red Mill Store
+1 (503) 607-6455
+1 (503) 607-6455
Toll-free
+1 (800) 553-2258
+1 (800) 553-2258