Luther Burbank Park in Mercer Island is a beloved destination for outdoor enthusiasts seeking scenic walking trails and a peaceful lakeside retreat. Visitors praise the clean water and tree-lined paths that provide a refreshing escape even on warm days. The park features an off-leash dog area complete with a small beach where dogs can splash and a rinse-off station, perfect for furry friends. Families and picnickers enjoy the well-maintained picnic tables and stunning views of Lake Washington and the East I-90 Bridge. While parking can get tight during busy weekends, early arrival ensures a fantastic day filled with nature and relaxation.