You can spend an afternoon browsing the exhibits at Castle House Museum in Dunoon. While you're in the area, wander around the gardens.
Ready for an education in local botany? Benmore Botanic Garden should make your list of places to visit, located 0.3 mi (0.5 km) from central Benmore. If you like Benmore Botanic Garden, you'll love Lyle Hill, just a short drive away.