One of the most famous spots in and around Portland, Multnomah Falls is a MUST for any nature lovers out there. There are so many great stops along the way to Multnomah as well, including the Portland Women's Forum State Scenic Viewpoint, Vista House at Crown Point, Latourell Falls, Bridal Veil Falls, and Wahkeena Falls, just to name a few. There are a ton of trails in this area, so be sure to bring your hiking boots.
Calling all cheese and ice cream lovers! Tillamook is a local favorite and the drive to the coast is very fun and scenic. The factory does free self guided tours or guided tours for a small fee. They also give out free cheese samples and have a gift shop and cafe for all the cheese-themed merchandise your heart desires.
You'd be surprised just how fun this little building can be! Located in Boring, Oregon, this place is definitley one of the most cost effective ways to spend your time while in the area. By the time you've seen it all, you'll be a certified Bigfoot hunter yourself.