Anne O'C. Albrecht Nature Playscape (Forest Park)
✓ Last confirmed for the 2026 season
Where: Concourse Drive, Forest Park, St. Louis, Missouri
When: year-round
Hours: typically daylight hours
Cost: free
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Instead of jets on concrete, this 17-acre corner of Forest Park lets kids work hand pumps and wade through a constructed wetland and spring. Because the water play is built into the landscape, it stays open year-round rather than shutting off after Labor Day.