Hart Park Playground & Splash Pad
✓ Last confirmed for the 2026 season
Where: 7300 Chestnut St., Wauwatosa, Wisconsin
When: Summer
Hours: typically daylight hours
Cost: free
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Wauwatosa's Hart Park features a tree-themed water play area attached to an all-access playground, with a covered pavilion offering shade, picnic tables, and restrooms. It's a popular free stop along the Menomonee River corridor.