The Rocky Mountain region, especially the mountains and the upland plains of New Mexico, is a land lifted up by nature into the pure serene for the general invigoration of the race. New Mexico belonging to the Rocky Mountain crest, its eastern slope and a larger portion of Arizona belonging to their western slope, has perhaps, the most equable climate known. There are no extremes of winter cold or of summer heat; while there is a notable absence of dampness in air and earth. Little moisture is left for this region after the hot winds of the Southern Pacific are wrung dry by the coast ranges. The elevation of this country from four to eight thousand feet is just sufficient to prevent that oppressiveness of summer heat which otherwise would be severely felt in these latitudes from 32 to 37 degrees north. The winter months throughout this region owing to