Gardiner County Park is a 231-acre nature-oriented public park located on the Great South Bay in Suffolk County, New York. The park offers a variety of activities, including bird watching, hiking, nature trails, and fitness trials. It also features a large off-leash dog park and a bathroom facility. Visitors praise the park's beautiful scenery, ample parking, and pet-friendly atmosphere. However, some note that the restroom can be locked on weekends, and the marsh area can be difficult to navigate during high tide. The park is a popular destination for both people and their four-legged companions, providing a serene and scenic escape from the hustle and bustle of everyday life.