This lecture is free and open to the public but you must pre-register at:     https://bit.ly/2022DecFortonREG Petrified Forest National Park, located a few hours east of Flagstaff, is world renowned […]

THIS LECTURE IS OPEN TO THE PUBLIC BUT YOU MUST CLICK HERE TO PREREGISTER The Old Leupp Boarding School was a federal Indian boarding school in operation on the southwest Navajo […]

This event is open to the public. To register CLICK HERE Trincheras archaeological sites of northwestern Sonora (A.D. 200 – 1450) are located in the lower Sonoran Desert, along the […]

The presenter has asked that the session not be recorded nor posted on YouTube.   This lecture is free and open to the public. To register click HERE Drinking rituals […]

  This lecture is offered through Zoom.  Beginning September 2023, AAHS monthly lectures will be held at the U of Arizona, ENR2, Room 107 and simultaneously broadcast through Zoom.  This […]

This lecture is offered through Zoom. It will be recorded and posted after the lecture on the AAHS youtube channel.  Beginning September 2023, AAHS monthly lectures will be held at […]

  CHOOSE HOW YOU WILL ATTEND Join us in person University of Arizona Environmental Resources Bldg. # 2  Room 107, Agnese Nelms Haury Lecture Hall, 1064 E Lowell St, Tucson, […]

Cultural chronologies in the desert basins of the Southwestern U.S. rely on radiocarbon dates and ceramic sequences that are limited in terms of resolution. More precise dating methods, such as dendrochronology, have not been traditionally applied here due to the limited number of datable trees in arid locales.