Ann Arbor, Michigan
Known locally as 'The Arb,' this 123-acre arboretum is a beloved nature escape next to the U-M campus. It features trails, a river, and a famous peony garden.
Peony Garden (largest collection of heirloom peonies); Huron River frontage; Heathdale Collection; Main Valley.
Hike the trails; run along the river; see the peonies in bloom (spring); go sledding in winter.
Year-round; Peony Festival in late May/early June.
Free admission.
Trails; benches; no restrooms inside the main arboretum.
Parking is scarce near the entrances. It's best to walk from campus or the hospital area.
Matthaei Botanical Gardens; University of Michigan Campus.