When Lake Belton overflowed its spillway in 1992, Mother Nature carved out a huge canyon and created a wetlands. This is being preserved as a natural area offering hiking, bird-watching, and wildlife photography. Miracle Mile, a fully accessible boardwalk trail, allows people with disabilities to view the wetlands and restored native prairie below. From I-35, take Texas 36 north to F.M. 2305, then to the northside of dam on F.M. 2271.