Mastodon Island and Zoo Playground (Phillips Park)
✓ Last confirmed for the 2025 season
Where: 1000 Ray Moses Drive, Aurora, IL, Aurora, Illinois
When: typically open in warm months (check before visiting)
Hours: typically daylight hours
Cost: free
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Phillips Park doubles up with the Mastodon Island playground and a second shaded play structure, then adds a free small zoo, sunken gardens, a summer splash pad, and a visitors center displaying real mastodon bones.