4.5
(6)
13
hikers
03:09
10.9km
260m
Hiking
Hike the moderate PR4 Conhal Trails for 6.8 miles (10.9 km) through diverse landscapes and Roman gold mine remnants in Portugal.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
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4.78 km
Highlight • Viewpoint
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Tip by
6.99 km
Highlight • Natural Monument
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Tip by
8.35 km
Highlight • Historical Site
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Tip by
10.9 km
End point
Way Types & Surfaces
Way Types
10.1 km
725 m
Surfaces
10.1 km
725 m
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Elevation
Highest point (280 m)
Lowest point (80 m)
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Weather
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Monday 29 June
39°C
22°C
0 %
Additional weather tips
Max wind speed: 16.0 km/h
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This route was planned by komoot.
The trail is a circular route that passes through the charming village of Arneiro. You can typically find parking within or near the village, which serves as a convenient starting point for the hike.
The PR4 Conhal Trails are generally classified as having a moderate difficulty level. While some sections might be considered medium/low, the estimated duration of around 4 hours and 30 minutes for the 10.8 km route suggests a reasonable level of fitness is beneficial.
The best seasons for hiking this trail are spring and autumn. The summer heat in the region can make the journey considerably more challenging, so it's advisable to avoid the hottest months.
While the trail is generally dog-friendly, it's always recommended to keep your dog on a leash, especially since the route passes through natural areas and agricultural land. Please ensure you clean up after your pet.
No, there are no specific permits or entrance fees required to hike the PR4 Conhal Trails or to visit the Monumento Natural das Portas de Ródão. It is freely accessible to the public.
The path is primarily composed of hard-packed dirt and rocks, along with gravel-strewn sections and quartzite walls. You'll also traverse ancient olive tree terraces and pass by traditional small vegetable gardens.
The trail offers a rich blend of natural beauty and historical sites. Key highlights include the impressive Viewpoint of Portas de Ródão, the geological formation of Pego das Portas de Ródão, and the fascinating Roman Gold Mine of Conhal do Arneiro with its gigantic pebble piles. You'll also pass through the charming village of Arneiro.
Yes, the PR4 Conhal Trails are known for being very well-marked, making it easy for hikers to navigate without getting lost. Look for the official trail markers along the route.
The area is significant for birdwatching, particularly around the Portas de Ródão. You may have opportunities to observe griffons in silent flight, as well as various aquatic birds near the Tagus River. The diverse vegetation also supports a range of smaller wildlife.
Yes, hikers can take a short detour to visit the old iron mine known as Buraca da Faiopa, though caution is advised. Additionally, an extended version combining PR4 and PR9 covers approximately 14 km and is considered more physically demanding if you're looking for a longer challenge.
Given the moderate difficulty and varied terrain, we recommend bringing sturdy hiking shoes, sufficient water, sun protection (hat, sunscreen), and snacks. Binoculars would be great for birdwatching at the viewpoints. A map or GPS device is always a good idea, even with a well-marked trail.
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