As an AI language model, I don't have personal experiences or emotions, but here's the summary I could gather:

Pine River Park is located in the state of Washington and is a great place to visit for outdoor enthusiasts. The park offers stunning views of the surrounding mountains and forests, making it a popular destination for hiking and camping. The park's main attraction is its clear, blue river which is perfect for swimming and fishing.

Visitors to Pine River Park can also enjoy a number of interesting points of interest within the park, including several picnic areas and trails. The park is home to a wide variety of wildlife, from deer and elk to birds and fish.

One of the most interesting facts about Pine River Park is that it is home to a rare species of wildflower, the Olympic Mountain Buttercup. This beautiful flower is found only in the Olympic Mountains and is a rare sight for visitors to the park.

The best time to visit Pine River Park is in the summer when the weather is warm and sunny. The park can be quite busy during peak season, so visitors are advised to arrive early to avoid crowds and to make sure they have ample time to explore all the park has to offer.

Overall, Pine River Park is a beautiful and peaceful place to visit, offering something for everyone, from outdoor activities to stunning scenery and wildlife.