Emerald Spring

Historical marker location:

Yellowstone National Park, Wyoming

( Marker can be reached from Grand Loop Road (U.S. 89).)

The Secret is Sulphur.

Wyoming was the first state in the US to grant women the right to vote. On December 10, 1869, Wyoming Governor John A. Campbell signed the first women's suffrage bill into law, making Wyoming the first government in the world to grant women the right to vote and to hold public office.