1. Arizona becomes a U.S. Territory: On March 11, 1864, President Abraham Lincoln signed the bill officially making Arizona a U.S. territory, paving the way for eventual statehood in 1912.

2. The Great Blizzard of 1886: On March 11, 1886, a severe blizzard hit Arizona, bringing heavy snowfall and causing chaos and destruction throughout the state. The storm was one of the worst in Arizona history, with more than 20 inches of snow falling in some areas.

3. Barry Goldwater's Birthday: March 11th marks the birthday of one of Arizona's most famous politicians, Barry Goldwater. Born in 1909, Goldwater served five terms as a U.S. Senator from Arizona and was the Republican Party's nominee for President in the 1964 election.

4. Arizona Diamondbacks' First Game: On March 11, 1998, the Arizona Diamondbacks played their first-ever spring training game at the newly-built Tucson Electric Park. The team went on to win the World Series just three years later, in 2001.

5. Phoenix Coyotes' Incredible Winning Streak: On March 11, 2010, the Phoenix Coyotes won their 10th straight home game, setting a new franchise record for consecutive home wins. The Coyotes ultimately made it to the playoffs that year, but were eliminated in the first round.