If you want to add a bit of extra culture to your escape, put Tenkawamura Dorogawa Eco Museum on your travel itinerary. See if guided tours are available or just browse around in your own time.
This museum in Tenkawa is popular with many travelers, so make sure it features on your to-do list. Don't think that's all there is to do here, though. There are a lot more attractions ready for you to experience after Tenkawamura Dorogawa Eco Museum. Dorogawa Onsen, Tenkawa Daibenzai Tensha, and Mitarai Valley are close by.