Suwon Arboretum Irwol is an urban arboretum in Suwon that is an ecological landmark. It features a variety of gardens, including a forest garden, conifer garden, ecological observation garden, meadow garden, dry garden, exhibition greenhouse, shrub garden, and grass garden. The arboretum also includes facilities such as a library, a playground, waterside deck, and the Irwol Reservoir. Visitors can participate in a range of programs, such as guided tours, plant workshops, and ecological activities.