Before a railroad corporation commences proceedings for the purpose of acquiring title to real estate or an interest therein, and, within two years from its incorporation, it shall cause a map or plan of the location of its road defining the courses, distances, and boundaries of the same in each town through which it passes, signed by a majority of the directors, to be recorded in the respective clerk's offices of such towns. If the road passes through an unorganized town or gore, the location shall be recorded in the offices in which conveyances of real estate situated therein are required by law to be recorded.