Cox Arboretum MetroPark 
6733 Springboro Pike
Dayton, OH 45449
937-434-9005
http://www.metroparks.org/Parks/CoxArboretum/Home.aspx
Park: Picnic, Science, Walk
This beautiful 189-acre facility is a special place for visitors to escape among trees, shrubs, specialty gardens, mature forests, and prairies. The arboretum hosts year-round educational programs that teach children and adults about sustainable horticulture, plant science, and conservation. Cox Arboretum MetroPark is also home to a native-Ohio Butterfly House and two signature community events – the Butterfly and Garlic Festivals.