It's no coincidence that the word "muse" is in "museum!" Troll Hole Art Gallery aims to inspire and entertain its visitors, so find a spot for it on your schedule.
You'll be spoiled for sightseeing choice when in Alliance. Troll Hole Art Gallery is a good place to start here, but there are numerous other worthy sights to explore. University of Mount Union, Glamorgan Castle, and Canton Airsports are near the museum and will fill in your day nicely.