If you’re looking for a warm, cozy place to catch a class, or free entertainment, you can hop on over to the Clackamas REI and take the free Insider’s Guide to Biking and Walking Clackamas County. From the class description on REI’s site:
Our own backyard is full of amazing trails and paths! Learn where to find the best local places to walk and bike so you can head out to safely enjoy the beauty of fall in the Northwest. Experts from Metro and Clackamas County will share detailed maps and route descriptions from two exciting new resources: “Walk There!” and the Clackamas County “Bike It!” Map.
Even if you are plenty familiar with places to ride, you do get some take-home stuff, including a FREE pedometer and Bike-It! map. More information at the site