The Beginning of Agriculture point of interest is located in Arizona's Petrified Forest National Park. This area is of great significance as it marks the beginning of agriculture in North America. Visitors can see the remnants of ancient agricultural practices from the Puerco Pueblo people who lived in the area around 1250 AD.

There are several reasons to visit this point of interest. One of the main reasons is to learn about the history of agriculture in North America. Visitors can learn about the techniques and practices used by the Puerco Pueblo people to grow crops in this arid desert environment. This is a unique opportunity to see how ancient cultures adapted to their surroundings and survived in harsh conditions.

Additionally, visitors can see the remains of ancient irrigation systems, including canals and check dams. These systems were used to direct water from the nearby Puerco River to the fields, allowing the Pueblo people to grow crops in an otherwise inhospitable environment.

Overall, The Beginning of Agriculture point of interest is a must-see for anyone interested in the history of agriculture, ancient cultures, or the natural environment of Arizona. Visitors can learn about the innovative techniques used by ancient peoples to sustain themselves in a challenging landscape, and see the remnants of their agricultural practices still visible today.