Devil's Dyke & Nomansland
Loop Walk · Hertfordshire
200
XP
about 1 h 36 min walking
Walk through the impressive Devil's Dyke, an ancient defensive earthworks from Celtic times. Stroll though the beautiful meadows of the Marshalls Heath nature reserve and the pretty woodlands bordering Nomansland Common.
227 m
135 m
44 m
Move along the chart to follow it on the map
Heights: Copernicus DEM GLO-30 © DLR e.V. 2010–2014 and © Airbus Defence and Space GmbH 2014–2018, provided under COPERNICUS by the European Union and ESA.
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Gentle ups and downs, nothing steep.
Climb
86 m
Drop
86 m
Highest
122 m
Lowest
79 m
Walking time
about 1 h 36 min
Which way round
Clockwise: No steep climbing, no steep descents.
Anticlockwise: No steep climbing, no steep descents.
No steep ground — the same effort whichever way you go.
Main descent: km 6.5–7.3, from 120 m to 81 m.
How the 7.3 km splits
Flat
2.5 km
Climbing
2.4 km
Descending
2.4 km
Link it with other walks
The Romans & Nomansland
Starts here too · Shares 1.6 km of path · meets at km 0.0, 1.2, 2.8…12.09 km
Lamer & Ayot St Lawrence
Starts here too · Shares 1.3 km of path · meets at km 0.0, 7.211.94 km
Wheathampstead to Shaw's Corner Circular Walk, Shaw's Corner
Starts here too · Shares 1.1 km of path · meets at km 0.0, 0.5, 7.111.92 km
Old Railway & River Lea
Shares 1.1 km of path · meets at km 0.0, 0.5, 7.112.16 km
Hertfordshire Way
Shares 1.1 km of path · meets at km 1.0, 1.5310.49 km
Lea Valley Walk
Shares 0.8 km of path · meets at km 0.0, 0.1, 0.6…90.95 km
Above the Lea Valley
Starts here too · Shares 0.3 km of path · meets at km 0.0, 6.810.31 km
Lea Valley Circle
Starts here too · Shares 0.3 km of path · meets at km 0.0, 6.85.54 km