Preheat the grill to medium heat.
Wash the peaches thoroughly and dry them.
Slice each peach in half and remove the pit.
In a bowl, mix olive oil, honey, cinnamon, and salt.
Brush the peach halves generously with the mixture.
Place the peaches cut-side down on the grill.
Grill for about 4-5 minutes until grill marks appear.
Carefully flip the peaches and grill for another 4-5 minutes.
Remove from the grill and let cool slightly.
Serve warm with your choice of toppings.