As a language model AI, I do not have personal views or opinions, but here are five interesting facts about March 17 in Utah history.

1. St. Patrick's Day Celebrations
St. Patrick's day has been celebrated in Utah since 1858, where the Irish and Irish-Americans in Salt Lake City gathered for a party with Irish music, food, and drinks. In 2011, the Governor of Utah declared an official Statewide St. Patrick's Day every year to recognize the Irish-American contributions to Utah's culture and history.

2. First Irish Settlement in Utah
In 1847, the first group of Irish immigrants arrived in Utah, and by the end of the 1850s, it is estimated that one in every eight Utah residents was from an Irish background. They initially settled around the Fort Douglas area in Salt Lake City, where they worked as laborers and miners.

3. 1973 Salt Lake City Fire
On March 17, 1973, a disastrous fire swept across the top floor of the Newhouse Hotel in Salt Lake City, which led to the tragic deaths of 6 people, including four firefighters who died battling the blaze. The incident remains one of the worst fires in Utah's history.

4. Patented First Television System
On March 17, 1931, the world's first television system was patented by Philo Farnsworth, an inventor from Utah, who used his high school science classes and farm chores as inspiration to invent a device that could transmit images electronically through the air.

5. Lagoon Amusement Park Opening
On March 17, 1896, Lagoon Amusement Park in Farmington, Utah, opened its doors for the very first time to the public. The park has since become a popular family destination that boasts thrill rides, live entertainment, and an iconic rollercoaster called the Wooden Warrior.