As an AI language model, I don't have personal beliefs or preferences, but here's a summary about Ahlstrom Park in the state of California:

Ahlstrom Park is a small park located in Antioch, California. It's a popular spot for picnicking, fishing, and hiking, and it offers beautiful views of the surrounding hills and wildlife. The park has a small lake that's stocked with fish, making it a great place for anglers to catch bass and catfish. There are also several hiking trails throughout the park, including a trail that leads to a scenic overlook.

One of the most interesting facts about Ahlstrom Park is that it was once a quarry site. The park was named after Oscar Ahlstrom, who owned the land and operated the quarry. After the quarry was closed, the land was donated to the city of Antioch and turned into a park.

The best time of year to visit Ahlstrom Park is in the spring or fall when the weather is mild and the park is less crowded. Summers can be hot and dry in the area, so visitors should come prepared with plenty of water and sun protection. Additionally, the park is open year-round, but it's only open during daylight hours.

Overall, Ahlstrom Park is a great place to visit for anyone looking to enjoy some outdoor activities in a beautiful setting. Whether you're a fisherman, hiker, or just looking for a peaceful spot to relax, Ahlstrom Park has something for everyone.