The architecture at the sites are quite amazing. Every detail of the construction is used for lighting and interior building when electricity did not exist. This is mind-blowing since we rely on technology for nearly every aspect of life. It reveals how aware of lighting that these people were.
Below are a few images from the Gran Quivira followed by the Abo site. The Quarai site is the last of the missions part of the monument, which I was unable to visit.
Here is a link to a more detailed history of the missions: