If you'd like to add some extra culture to your escape, put Emil Cedercreutz Museum on your must-do list. Check if guided tours are available or just wander around at your own pace.
Once you've ticked this museum in Harjavalta off your must-do list, why not swing by Harjavallan kirkko? It's not far from Emil Cedercreutz Museum and is one of this area's leading attractions.