The Aureole Music St Mary March forms part of the 12 Parish Boundary Challenge and starts and finishes at Greve de Lecq Upper Car Park. All proceeds for this walk go to Aureole Music Choir
- Walk Distance: 16.74km
- Walk Gain (ups and downs): 185.3m
- Recommend Start/Finish Point: Upper Grève de Lecq car park
- Jewel in the Crown: The Mourier Valley and reservoir.
- Other Places of Interest: Grève de Lecq woods, Catherine Best, La Dimerie, St Matthieu RC Church, La Rue du Douet, Devil's Hole, Isle Agois, Câtel Fort, Grève de Lecq Barracks.
For more information please visit https://www.phoenix-a1.org/stmarymarch