1. In 1934, Wyoming became the first state in the nation to elect a woman governor, Nellie Tayloe Ross. She served from 1925-1927 and again from 1931-1933, and was also the first woman director of the United States Mint.

2. On April 16, 1890, the town of Sheridan was incorporated in Wyoming. Named after Union General Philip Sheridan, the town was a hub for the cattle and mining industries in the late 19th century.

3. In 1919, the University of Wyoming granted its first law degree to a woman, Grace Raymond Hebard. Hebard was an accomplished historian and scholar, and also served as the first woman member of the Wyoming State Board of Education.

4. On April 16, 1960, the Teton Dam in southeastern Idaho was completed. While not located in Wyoming, the dam played an important role in the state's agricultural industry by providing irrigation water to over 230,000 acres of farmland.

5. The Wyoming State Capitol building, located in Cheyenne, was officially dedicated on April 16, 1917. Designed in a classical Renaissance style, the building features a soaring dome and impressive marble columns. Today, it remains a popular tourist destination and a symbol of Wyoming's rich history.