The Washington Park Arboretum is a 230-acre botanical garden located in Seattle, Washington. It is managed by the University of Washington and features a diverse collection of trees, shrubs, and plants from around the world. The arboretum is home to over 20,000 individual plants, making it a valuable resource for education and research. Visitors can explore various trails and gardens, including the Azalea Way and the Pacific Connections Garden. The arboretum also hosts seasonal events and educational programs, promoting awareness of plant conservation and the importance of biodiversity in urban environments.