If you're planning a bit of sightseeing during your trip, head to Monument aux morts de Varennes-sur-Allier— just one of the monuments in central Varennes-sur-Allier.
The center of Saint-Pourcain-sur-Sioule is home to cultural attractions like Maison de la Lithographie et Art Moderne, so you might want to stop by during your stay.
If museums are on your list of things to see, then you might want to head to Musée de la Vigne et du Terroir, located in the heart of Saint-Pourcain-sur-Sioule.