The familiar boot-like silhouette stretches 1,200 km (850 miles) from the northwest Alpine frontier, with France to the southeast  heel  of Puglia.
The boot is 75 miles long.
mnli hypothesis: The boot is 75 miles long. premise: The familiar boot-like silhouette stretches 1,200 km (850 miles) from the northwest Alpine frontier, with France to the southeast  heel  of Puglia.