In Arizona's dynamic second largest city (above, with a population around 554,000), for a piece of southern Arizona history the best place to go Old Tucson. Located in Tucson Mountain Park, this old part of Tucson has been used as a set for a number of Western movies, which helped introduce people from all over the world to the U.S. southwest and helped to establish the saguaro cactus as an indelible symbol of the state.

Another very important part of the Tucson area are the tribal reservations that can be found to the south and southwest of the city, including the Pascua Yaqui and the Tohono O'odham, helping keep their way of life alive. There are also several Spanish colonial missions in the area, one of the most famous of which is San Xavier del Bac, founded in 1692 and located on the Tohono O'odham reservation.

Read more in Tripatini member Beni Restea's post Top Musts in Southern Arizona.