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Terceira · GR01TER

Grande Rota do Oeste

A two-stage crossing of western Terceira through lakes, uplands, woodland, cliffs and the Serreta forest.

Partially closed

Status checked · July 25, 2026, 14:44

Unofficial information that may change at any time. Confirm the trail status before setting out.

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© OpenStreetMap · OpenFreeMap

Partially closed

One or more stages are temporarily closed.

About the route

The Grande Rota do Oeste crosses western Terceira from the Lagoa das Patas forest reserve to Mata da Serreta. Over two stages, the walk links recreation areas, pasture, upland relief and pockets of semi-natural forest. It passes through a sector where lagoons and damp ground alternate with broad rural landscapes, revealing how altitude and climate influence the vegetation.

As the route progresses west, it approaches the cliffs and coastal environment of Serreta while retaining a strong connection with the island’s interior ridges. This demanding crossing is designed to be divided over separate days and shows the transition between worked land and denser natural areas. Changes in relief and plant cover give each stage its own character: the first links Lagoa das Patas with Pico Negrão, while the second continues from Pico Negrão to Mata da Serreta. Together they provide a wide-ranging view of western Terceira.

Lagoa das Patas, Pico Negrão and Mata da Serreta provide clear anchors for organising the crossing. Between them, distance and changing ground make the experience fundamentally different from a short circuit: walkers move through an extended landscape and must sustain route awareness rather than relying on a quick return to the starting point.

Directions

Divide the crossing into its two designated stages. The first runs from the Lagoa das Patas forest reserve to Pico Negrão; the second resumes there and ends at Mata da Serreta. Confirm each day’s start and finish, arrange transport and accommodation, and follow the grand-route waymarks at farm tracks and trail junctions. At present, use only the open stage between Pico Negrão and Mata da Serreta. At Pico Negrão, confirm the stage transition and do not enter the section belonging to the closed stage.

Safety

Stage 1, Lagoa das Patas–Pico Negrão, is closed and must not be walked. Stage 2, Pico Negrão–Mata da Serreta, remains open. Plan the open stage around fitness, duration and weather, carrying water, food and clothing for high, damp ground. Use authorised accommodation, do not wild camp and never bypass barriers on the closed stage.

Elevation profile

Minimum
90 m
Maximum
733 m
Distance
31.2 km
Points
33
733 m 90 m
Profile with 33 points, from 90 m to 733 m across 31.2 km.

2 Stages

  1. 01

    Stage 1 · GR01TER-S1

    Stage 1 — LAGOA DAS PATAS - PICO NEGRÃO

    Closed
    Distance
    21.9 km

    Stage 1 — LAGOA DAS PATAS - PICO NEGRÃO is part of Grande Rota do Oeste, covering 21.9 km. Follow the official grand-route waymarks between the named points and check the stage status before setting out.

    Stage temporarily closed.

  2. 02

    Stage 2 · GR01TER-S2

    Stage 2 — PICO NEGRÃO - MATA DA SERRETA

    Open
    Distance
    9.3 km

    Stage 2 — PICO NEGRÃO - MATA DA SERRETA is part of Grande Rota do Oeste, covering 9.3 km. Follow the official grand-route waymarks between the named points and check the stage status before setting out.