A scientist from Mexico, in company with his daughter and niece, start out on a tour of investigation and exploration. The professor's quest is for the remnant of the Aztec race, which he believes settled in one of the valleys of the Grand Canyon in Arizona, when driven out of Mexico. The professor's pet theory is realised, and the city discovered, but not without many wild experiences and narrow escapes for all the members of the party.
m and Isabel lingered only long enough to take one last look at the magnificent scene they were leaving, and as their eyes absorbed all the glorious view they little realized that they were never to look down upon it again.
Professor Raymon, who under this modest name in the United States hid his Mexican title and rank of Don Ramon Navarez, had wisely chosen the place which was to prove the startling theory that, after all, seemed so logical when explained to Black Eagle later in the day. As for the girls, he had so imbued them with the romantic possibilities that they had eagerly demanded the privilege of accompanying him.
A few brave men, heroes every one, have succeeded in traversing the Grand Canyon from source to mouth. Many more have perished. Their explorations have been of necessity only superficial, as the terrific dangers attending this trip are such that merely to go through the main canyon, without exploring the side fissures, is in itself a remarkable feat. Many portions, accessi bl