1. On September 24, 1850, Salt Lake City was officially incorporated as a city. Brigham Young was elected the first mayor, and the city's population was just over 8,000.

2. September 24, 1869 is the day that the transcontinental railroad was completed and the "golden spike" was driven in Promontory Summit, Utah. This historic event connected the eastern and western coasts of the United States by rail for the first time.

3. In 1920, the first radio broadcast in Utah was made from KZN, a radio station located in Salt Lake City. The station was owned by the Deseret News.

4. On September 24, 1945, the United Nations was officially established. Utah played a part in this historic event as Senator Arthur Vivian Watkins from Utah was a key player in drafting the UN Charter.

5. In 1976, the legendary rock band Led Zeppelin played a sold-out concert at the Salt Palace in Salt Lake City on September 24. The concert set a record as the largest single-day gross in the history of the Salt Palace at the time.