1. On November 17, 1869, Wyoming Territory's first Legislature convened in Cheyenne, where it passed laws governing criminal penalties, property rights, and public education.

2. The infamous Johnson County War, a conflict between large ranchers and smaller homesteaders in the late 1800s, began on November 17, 1892, when a group of cattle barons hired gunmen to kill suspected cattle rustlers.

3. On November 17, 1924, Wyoming became the first state in the United States to elect a woman governor, Nellie Tayloe Ross. She served two terms and was a strong advocate for social programs during the Great Depression.

4. Wyoming's first national park, Yellowstone, was established on November 17, 1872, by President Ulysses S. Grant. It is famous for its geysers, hot springs, and wildlife, including bison, elk, and grizzly bears.

5. The world's largest hot spring, the Grand Prismatic Spring, is located in Yellowstone National Park and was first observed by explorers on November 17, 1871. The spring is 370 feet in diameter and has vibrant colors caused by heat-loving thermophiles that thrive in its waters.