One of the group of Pagosa Hot Springs, showing incrustation on the surface.

Lagunas Caballo, or Horse Lakes, 14 miles, N.W. from Tierra Amarilla, New Mexico.

Ancient ruins on the San Juan River, Arizona.

Characteristic ruin, of the Pueblo San Juan, New Mexico, on the north bank of the San Juan River, about 15 miles west of the mouth of Cañon Largo.

Alpine Lake, in the Cerro Blanco Mountains, Colorado.

Beaver Lake, Conejos Cañon, Colorado, 9,000 feet above sea-level, and 30 miles from mouth of Cañon.

Cañon, Valley of the Conejos River, looking south from vicinity of "Lost Lakes."

Cañon, Valley of the Conejos River, looking south from vicinity of "Lost Lakes."

Lost Lakes, head of Conejos Cañon, Colorado...

Navajoe dance, old Fort Defiance, New Mexico.

Ruins on summit of Inscription Rock, New Mexico.

Old Spanish record, north wall, Inscription Rock, New Mexico.

[Old Spanish record on wall, Inscription Rock, New Mexico]

Hieroglyphics on south wall, Inscription Rock, New Mexico.

Ruins in Cañon de Chelle, N.M., in a cavity in the wall, 60 feet above present bed of Cañon.

Ruins in Cañon de Chelle, N.M., in a cavity in the wall, 60 feet above present bed of Cañon.