1. In 1937, the Great Hurricane of 1938 hit Utah. Though Utah is far from the coast, the hurricane brought high winds and rain to the state, causing significant damage to structures and crops.

2. September 21, 1985 saw the opening of the first phase of the Delta Center, now known as the Vivint Smart Home Arena. The arena is home to the Utah Jazz and has hosted numerous concerts and events over the years.

3. Utah State University made history on September 21, 1996, when their football team defeated the University of Utah for the first time in 13 years. The Aggies went on to have their best season in school history, with a 10-2 record.

4. In 1955, a devastating flash flood hit the town of Santa Clara, Utah, killing several people and causing significant damage. The flood was caused by heavy rainfall in the surrounding mountains, and is a tragic reminder of the dangers of flash floods in the desert Southwest.

5. On September 21, 1996, the Salt Lake City Public Library opened its doors for the first time. The modern, glass-fronted building quickly became a beloved landmark in the city, and has won numerous awards for its innovative design and sustainability.