1. The first women's prison in Wyoming opened on November 20, 1901. The prison was located in Laramie and housed female inmates from across the state.

2. On November 20, 1987, a massive blizzard hit Wyoming, causing significant damage and loss of life. The blizzard, known as the "Thanksgiving Blizzard," dumped 12-20 inches of snow on the state and was responsible for 11 deaths.

3. In 1890, on November 20, Wyoming became the 44th state to be admitted to the Union. This followed years of advocacy by women's suffragist groups, who saw Wyoming as a more progressive state when it came to women's rights.

4. On November 20, 1975, the famous outlaw and Wyoming native Butch Cassidy was portrayed on film by actor Paul Newman in the movie "The Sundance Kid." The film was a critically acclaimed portrayal of Cassidy's life and times.

5. The University of Wyoming was founded on November 20, 1886. Today, it is a leading research institution and provides a range of undergraduate and graduate programs to students from around the world.