La plaine de Montesson (Parcours 2 de Plaine d'Avenir 78) Emilie - OTI Saint Germain Boucles de Seine 2023-12-30T17:43:46.340Z hikingTourTrail La plaine de Montesson (Parcours 2 de Plaine d'Avenir 78) Partez à la découverte de l’une des plaines agricoles les plus importantes d’Île-de-France.  hikingTourTrail 31.51361 Départ 1 - Parc départemental de la Boucle de Montesson  10 30.31912 48.917220,2.126380 10 28.34904 26.86234 25.77502 25.07731 48.918420,2.122190 10 25.4627 25.30818 23.70731 48.915910,2.119830 10 23.76765 24.93445 26.02686 25.73745 28.96658 29.33237 29.75852 30.13904 32.68205 33.32462 33.57597 36.16842 36.33131 38.75359 39.48413 39.83153 48.910560,2.141610 10 40.19086 41.33629 41.43836 41.78033 42.07634 42.00547 Etape 2 - Jardins familiaux 10 43.52487 48.912680,2.146920 10 45.58458 47.8809 47.9667 47.65399 48.912100,2.151520 10 47.93397 47.97089 49.30773 51.6294 52.08306 52.10383 48.913560,2.151840 10 52.0732 52.45291 52.55415 52.4863 51.36494 50.41917 50.27456 50.1339 50.10776 50.10706 50.0932 50.09376 50.08482 49.41738 47.8908 47.7139 47.21469 46.73884 46.47026 46.45395 46.92733 47.02941 46.17239 44.70857 44.91847 45.44952 46.43432 48.922920,2.155740 10 46.1446 45.51696 42.84874 Etape 3 - Chemin de l'Espérance 10 40.26794 48.926050,2.150190 10 34.22762 34.00258 33.99287 33.59401 33.11888 33.03352 32.5441 32.93379 48.928760,2.147950 10 33.12338 32.84864 32.1825 48.926440,2.144140 10 32.07546 29.44946 24.46057 23.49352 24.10377 48.930920,2.137380 10 24.46057 23.49352 24.13677 25.43335 24.74323 23.99158 25.11844 24.06149 24.47295 24.29296 24.07653 24.0002 24.60707 Etape 4 - Zone de compensation écologique départementale 10 24.35249 23.13536 48.924730,2.127760 10 24.47326 24.41382 26.61121 48.921450,2.125660 10 29.73693 29.60424 29.71561 30.1369 30.57524 30.72588 30.8987 30.93124 30.8835 D121, 78360 Montesson, France 10