If you're after some inspiration for your trip, stop by Aizu Tourist Information Centre. You may be able to pick up some informative maps or brochures.
To visit this tourist information center, make your way to Aizuwakamatsu. You'll find plenty of other worthwhile attractions in the area, including Aizuwakamatsu Castle, Higashiyama Onsen, and Aizu Samurai Mansion.