If you're looking for some intellectual stimulation, make sure you check out Hermann-Hesse-Museum. Whether it's history, traditions or cultural practices, you'll find plenty of thought-provoking displays to keep your mind active here.
You'll be spoiled for sightseeing choice when in Calw. Hermann-Hesse-Museum is a good place to begin here, but there are numerous other worthwhile attractions to discover. Therme Bad Teinach, Paracelsus-Therme Bad Liebenzell, and Bad Liebenzell Spa Park are near the collection of historical artifacts and will fill in your day nicely.