1. The Wyoming State Flag Was Adopted on August 13, 1917

On August 13, 1917, Wyoming adopted its official state flag, which features a bison standing in the center of a blue field. The flag was designed by Verna Keays, who won a contest sponsored by the Daughters of the American Revolution.

2. The First Rodeo Was Held in Cheyenne on August 13, 1897

On August 13, 1897, the first Cheyenne Frontier Days rodeo was held in Cheyenne, Wyoming. The event, which included bronco riding, steer roping, and other cowboy competitions, drew thousands of people and laid the foundation for Cheyenne's annual Frontier Days celebration.

3. The Last Lynching in Wyoming Occurred on August 13, 1913

On August 13, 1913, a lynching occurred in Rock Springs, Wyoming. Chinese immigrant Luke Sing was accused of murdering a white man, and a mob of men broke into the jail where he was being held and hanged him from a telegraph pole. The incident was the last lynching in Wyoming.

4. The Wyoming Women's Suffrage Amendment Was Ratified on August 13, 1869

On August 13, 1869, Wyoming became the first state to grant women the right to vote and hold office. The Wyoming Women's Suffrage Amendment, which had been passed by the territorial legislature earlier that year, was ratified by Governor John Campbell on this day.

5. The World's Largest Mineral Hot Springs is Located in Thermopolis, Wyoming

Thermopolis, Wyoming is home to the world's largest mineral hot springs. The hot springs were discovered by Native Americans thousands of years ago, and today the waters are believed to have healing properties. Visitors can soak in the hot springs at several public pools and resorts in Thermopolis.