Part of the Twin Valley Conservation Corridor, Germantown MetroPark is your gateway to a wilderness adventure. Discover the largest areas of old-growth forest within Montgomery County, creating some of the best habitats for wildlife. From tall trees to water-carved ravines, colorful prairies and meadows to the scenic Twin Creek corridor, this park traverses some of the region’s most beautiful landscape. Only 20 minutes from Dayton, the park feels a world away.