Hillsborough River State Park is a 2,800-acre park located in Thonotosassa, Florida. It was established in 1938 and is one of Florida's oldest state parks. The park is home to numerous hiking trails, picnic areas, and recreational facilities.

One of the main attractions of the park is the Hillsborough River, which provides opportunities for canoeing, kayaking, and fishing. Visitors can rent canoes and kayaks from the park's concession stand. The park also features a large swimming pool and a playground for children.

Some of the specific points of interest to see in the park include the rapids along the Hillsborough River, the historic Fort Foster site, and the Seminole Indian War-era interpretive center. The park also has several campsites and cabins for overnight stays.

Interesting facts about the park include that it was once home to a thriving Native American community, and that it was used as an army training ground during World War II. The park was also the site of a Civilian Conservation Corps camp in the 1930s.

The best time of year to visit Hillsborough River State Park is during the fall and winter months when the weather is cooler and more pleasant for outdoor activities. The park is open year-round, however, and visitors can enjoy the park's facilities and attractions throughout the year.