Nature & Science
How have our natural and cultural landscapes changed since the colonization of the American West? The diaries recorded during the Anza Expedition -- by both Juan Bautista de Anza and Father Pedro Font -- provide a snapshot of Arizona and California's environment in 1775-76.
Father Font used an astronomical quadrant on the trip to fix the group's location so that the trail could be mapped and followed by others.
These diaries and other primary sources are available online at Web De Anza.
Did You Know?
Lt. Colonel Juan Bautista de Anza was one of the first Spaniards to visit the Casa Grande ruins in modern day Arizona in 1775. He had his priest, Father Pedro Font, measure its dimensions with a lance, and then use an astronomical quadrant to fix its astronomical position. More...