Lie back on the grass and enjoy the lovely surroundings at Grant Park. After a long day of sightseeing, it's a wonderful place to take some time out.
You're spoiled for sightseeing choice when staying in Northeast Portland. Grant Park is a great place to start here, but there are many other fine attractions to appreciate. Oregon Zoo, Portland State University, and Portland Japanese Garden are near the recreation and green space and will round out your day nicely.
