Day 4 – Long Distance – “Serrinha – Dongalinho” We strongly advise the use of spike shoes for this type of terrain! Map: Serrinha (2015) Mapmaker: Rui Antunes & José Batista Course setter: Rui Antunes Map scale: 1:15 000 , 1:10 000 & 1:7 500 Contour interval: 5m IOF Adviser: Rui Morais Map Samples: Photos: