Sirius Lake – Cambourne Nature Reserve loop from Cambourne
Sirius Lake – Cambourne Nature Reserve loop from Cambourne
6
riders
Sirius Lake – Cambourne Nature Reserve loop from Cambourne
00:48
12.0km
60m
Cycling
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.
Last updated: April 22, 2026
Tips
Cycling is not permitted along parts of this route
After 1.25 km for 306 m
After 1.68 km for 178 m
After 5.43 km for 69 m
Waypoints
Start point
Bus stop
Get Directions
1.46 km
Sirius Lake
Highlight • Lake
5.46 km
Moulton Hills Roman Barrows
Highlight • Viewpoint
7.36 km
Bourn Windmill
Highlight • Historical Site
Tip by
8.69 km
Cambourne to Caxton Bridleway
Highlight (Segment) • Cycleway
9.59 km
Cambourne Nature Reserve
Highlight • Trail
10.1 km
Lake Ewart, Cambourne Nature Reserve
Highlight • Lake
12.0 km
End point
Bus stop
Way Types & Surfaces
Way Types
7.45 km
1.84 km
1.33 km
824 m
565 m
Surfaces
8.18 km
1.33 km
1.03 km
794 m
490 m
189 m
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Elevation
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Weather
Powered by Foreca
Monday 18 May
20°C
9°C
82 %
Additional weather tips
Max wind speed: 28.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.