Back to the librarykm 9 · Apr 2024 · © geo50 / Mapillary, CC BY-SA km 32 · Jun 2023 · © geo50 / Mapillary, CC BY-SA km 76 · Sep 2018 · © mgageo / Mapillary, CC BY-SA km 32–34km 63–64km 74–75
Road bikeMade by RouteCasterRound trip
Castles along the Sienne
Distance
81 km
Ascent
772 m
Highest point
135 m
100% paved
Start from your location
Ride there from home: we find the shortest way to the loop and start the loop from there.
The ride
From Jullouville you roll out on a fully paved loop of 81,4 km, climbing 772 m along the way. The route follows the Thar river, skirts the Baie du Mont Saint Michel nature reserve, and passes Château de Grainville. Further on come the Sienne and the Thar again, with Château de Chantore along the way. Then it's back to Jullouville where you started.
Along the way
Climbs
Climb 1Cat. 4
2.9 km at 3.1% · max 12.9%
Climb 2Hill
1.1 km at 3.2% · max 9.1%
Climb 3Hill
1.3 km at 4.9% · max 10.2%
Routes nearby
Gravel53% paved
Gravel between La Sée and the Baie du Mont Saint Michel
60 km↑ 593 m14 km away
Road bike100% paved
Waterside route between the Sée and the Airou
76 km↑ 915 m25 km away
Gravel60% paved
Hills between La Bloutière and La Baleine
54 km↑ 840 m25 km away
Road bike99% paved
Mills between Saint-Malo and Dol-de-Bretagne
85 km↑ 508 m28 km away
Road bike99% paved
Along the Couesnon to Bazouges-la-Pérouse
68 km↑ 413 m29 km away
Road bike100% paved
Hills between Ducey and Saint-James
83 km↑ 773 m31 km away