Not only are commercial vehicles prohibited on the Natchez Trace Parkway, but the speed limit is closely regulated as well. In fact, the maximum speed limit along the Natchez Trace Parkway is 50 mph most of the way. And for one long stretch of roadway, it's only 40 mph.
The terrain is noticeably different on the southern end of the Trace -- in Mississippi, as opposed to the northern end -- in Tennessee. Here's what you can expect...
