Hwy T Access Parking Area, located 3 miles west of Highway 45 near Summit Lake, serves as a major staging area for the Parrish Highland Trail ATV system with amenities including an ATV washing station, restrooms, and an ATV ramp.

This access point provides entry to 50 miles of scenic trails traversing glacial moraines, upland hardwoods, cedar swamps, and small rivers and lakes, with terrain ranging from rolling to very hilly.

The location also connects to the Wolf River area and links to Lincoln and Oneida County trail systems.