A common ritual of pilgrims arriving at Cape Finisterre is the burning of their clothes. By walking the camino to Santiago, pilgrims have already been delivered from their sins. Watching the sunset and then burning the clothes would the second relief and be like a rebirth.
In the The Way movie, it seems to have another meaning, we are looking at the Ocean, which is the source origin of all life. Returning to the origin is what life is all about.
