GR34 — Sentier des Douaniers
Westray North Coast — Noup Head Loop
GR34 — Sentier des Douaniers vs Westray North Coast — Noup Head Loop: Intensity Score Comparison
Both routes share a similar overall intensity (50 vs 49). Depending on personal strengths, the challenge relies more on Westray North Coast — Noup Head Loop's technicality versus the physical output of the other.
Model-based (not a field report) · Evaluates overall route demand, not danger.
GR34 — Sentier des Douaniers
The GR34, also known as the Sentier des Douaniers (Customs Officers' Path), is a monumental 2,000km coastal trail tracing the entire perimeter of Brittany. One of the most iconic sections is the 120km stretch along the Pink Granite Coast (Côte de Granit Rose) in the Côtes-d'Armor. This section is famous for its bizarre pink granite formations, historic lighthouses, and the turquoise waters of the Atlantic. It is an accessible yet physically rewarding journey through some of the most unique coastal landscapes in France. Note: Compiled from public sources — not a field report.
Westray North Coast — Noup Head Loop
Located on Westray, one of the northernmost Orkney Islands, this coastal circuit offers a wild, remote walk culminating at the spectacular Noup Head Lighthouse. The route takes you along towering 76-meter sea cliffs that plunge straight into the swirling Atlantic, offering views of geos (narrow rock inlets), natural arches, and dramatic sea stacks. It is most famous as an RSPB nature reserve: during the early summer, the cliffs are a chaotic, deafening 'seabird city' home to tens of thousands of guillemots, razorbills, kittiwakes, and puffins.
Head-to-Head Metric Analysis
HikeMetrics Hazard Scale — Explanation
The HikeMetrics Hazard Scale is a proprietary 5-point classification system that evaluates hiking routes across five dimensions: physical demand, technical complexity, altitude exposure, weather risk, and rescue accessibility.
Unlike generic star ratings, the Hazard Scale is calibrated against altitude profiles, elevation gain per day, and logistical isolation factors — making it the most precise route classification system available.
Full Scale Documentation