Haddam Island State Park is located on a small island in the Connecticut River in the town of Haddam, Connecticut. The park is a popular destination for outdoor enthusiasts, especially those who enjoy fishing, boating, and hiking.

One of the main attractions of the park is the scenic views of the Connecticut River, which can be seen from various points throughout the island. Visitors can also explore the park's hiking trails, which wind through dense forests and offer views of the river.

Another interesting feature of Haddam Island State Park is the remnants of an old mansion that once stood on the island. Visitors can still see the ruins of the mansion's foundation and walls.

The best time of year to visit Haddam Island State Park is during the summer months, when the weather is warm and sunny. However, visitors can also enjoy the park's beauty during the fall, when the leaves change color and the foliage is particularly stunning.

Overall, Haddam Island State Park offers a unique and beautiful outdoor experience in Connecticut. Whether you enjoy fishing, boating, hiking, or simply taking in the scenery, a visit to this park is definitely worth considering.