1. On March 13, 1915, the first-ever airplane flight took place in Phoenix, Arizona, at the state fairgrounds. Pilot Lincoln Beachey flew his Curtiss aeroplane in front of a crowd of over 10,000 people, marking an important milestone in Arizona aviation history.

2. On March 13, 1933, Governor George W.P. Hunt signed a bill approving the construction of the Hoover Dam, which would eventually provide power and water to much of Arizona and the surrounding region.

3. March 13, 1989, was a significant day in Arizona sports history, as the Phoenix Suns played their first game in their new home arena, the America West Arena, now known as the Talking Stick Resort Arena.

4. March 13, 1997, marked the opening of the OdySea Aquarium in Scottsdale, Arizona, which at the time was the largest aquarium in the American Southwest.

5. On March 13, 2013, the Arizona State Legislature passed a bill making Arizona the second state in the nation to recognize gold and silver coins as legal tender. Known as the "Arizona Legal Tender Act," the law allows residents to use gold and silver coins in transactions with the state government and private businesses.