Holden Arboretum is a 3,600-acre botanical garden located in Kirtland, Ohio. It features a variety of plant collections, gardens, and natural areas, including a canopy walkway and tower that offers stunning views of the surrounding landscape. The arboretum is dedicated to the preservation and study of plant life, as well as providing educational programs and events for visitors of all ages. With its diverse plant species and beautiful scenery, Holden Arboretum is a popular destination for nature lovers and outdoor enthusiasts.