If you're up for some traveling, Glacier National Park is just 2 hours north of Seeley Lake! A park pass is required to enter the park and may be purchased online in advance or upon arrival at the entrance. A timed entry vehicle reservation is required to access Going-to-the-Sun Road and North Fork from 7 am to 3 pm. Check out the website for more information.
This canoe trail, north of the town of Seeley Lake, in on a slow-moving, meandering stretch of the Clearwater River upstream of Seeley Lake. The 4 mile waterway, with a slight current, can be paddled at a leisurely pace in about 2 hours. You can take a 1 mile hiking trail back to the canoe trail trailhead, thus eliminating the need to shuttle vehicles.