View of Castelsardo – Cerchio Magico loop from Castheddu/Castelsardo

Castheddu/Castelsardo

View of Castelsardo – Cerchio Magico loop from Castheddu/Castelsardo

Hard

4.5

(2)

riders

View of Castelsardo – Cerchio Magico loop from Castheddu/Castelsardo

03:07

58.7km

1,060m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is right next to a parking lot.

Last updated: October 1, 2026

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The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 20.4 km for 207 m

Waypoints

Start point

Parking

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69 m

View of Castelsardo

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Castelsardo was founded by the Genoese under the name Castel Genovese at the beginning of the twelfth century. In 1448, after the Spanish conquest, it was renamed Castel Aragonais.
The …

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3.20 km

The church of San Giovanni Battista (Santu Juanni de Sennori) is a picturesque country church located on the ridge descending from Sennori towards Osilo). White, with simple architecture characterized by …

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24.7 km

The Sennori Switchbacks

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4 hairpin bends in succession are encountered on the road descending from Sennori in a northeast direction towards Osilo. The road surface is wide and generally well-asphalted. The landscape setting is beautiful with views of the limestone greenhouses above Sennori.

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31.8 km

Tomb of the Giants of Oridda

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Very ancient and little known funerary structure from the Nuragic era (around 1250-1350 BC) consisting of a large entrance portal and an internal dry-walled room. It was discovered, untouched, in …

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37.0 km

Junction for the Osilo Gravel Road

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Going down along the SP 29 towards Sennori, you will find the junction on the left with the indication Osilo. It is a long dirt road segment that descends to …

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37.4 km

View of the Sea and Wind Turbines

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Magnificent views of the sea and surrounding area

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53.6 km

Castelsardo–Tergu–Porto Torres Junction

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Coming from Tergu, you will find this crossroads which on the right leads to Lu Bagnu and Castelsardo, on the left towards the Gulf of Asinara (Marina di Sorso and Porto Torres).

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58.7 km

End point

Parking

Way Types & Surfaces

Way Types