The Meramec River flows through Castlewood State Park, making the park popular for canoeing and fishing. The 1,779-acre park, which features majestic white limestone bluffs towering above the river, is well-suited for day-use activities, such as picnicking, hiking and nature study.

• Take a scenic stroll along the river to admire the amazing limestone bluffs towering above.
• Take a peaceful canoe trip on the Meramec River.