John Deere Marsh, better known as Deere Dike Park, has become one of our favorite hidden gems in Dubuque County, and every visit reminds us why. Now the views here are the bare minimum reason for visiting, what really sets Deere Dike Park Trail apart is the wildlife. Whether you're fishing, paddling, or simply looking for a peaceful afternoon walk, you can find it at John Deere Marsh and Deere Dike Park. My family recently made another trip to Deere Dike Park to show people exactly what they've been missing. Photos: Dubuque's Deere Dike Park A stroll through Deere Dike Park in Dubuque uncovers loads of wildlife and stunning views.