The calculated distance (air line) between Chemin Grenier and Beau Vallon is approximately 16 miles respectively 25 kilometers.
By car or train, the actual journey to Beau Vallon is certainly longer, as only the direct route (as the crow flies) between Chemin Grenier and Beau Vallon has been calculated here.
Air line (approximately)
25 kilometers
14 nautical miles