Mars and Its Mystery (Illustrated)

The following pages have been written for the general reader. The controversies over the interpretation of the curious markings of Mars and the wide divergence of opinion as to their nature first turned my attention to the matter. The question of intelligence in other worlds is of perennial interest to everyone, and that question may possibly be settled by an unprejudiced study of our neighboring planet Mars. Knowing the many analogies between Mars and the Earth, we are justified in asking what …