Jackson brings to life this important route which the Spanish extended north into present-day New Mexico in 1598.

El Camino Real de Tierra Adentro, the Royal Road of the Interior, was a 1,600-mile braid of trails that led from Mexico City, in the center of New Spain, to the

El Camino Real de Tierra Adentro is the earliest Euro-American trade route in the United States. Tying Spain's colonial capitol at Mexico City to its northern f