
Devils Tower
NPS Photo
Devils Tower was proclaimed America’s first national monument in 1906. Theodore Roosevelt decided the approximately 1,347 acre region located in Wyoming had to be preserved. Most geologists believe Devils Tower is an igneous intrusion where the sedimentary rock around it has eroded away. Children can learn more at: Devils Tower.
Nellie Tayloe Ross became the first woman governor. She became Wyoming’s top executive in 1925. Her husband was governor, but he died of complications from an appendectomy. She then ran for the governorship and won. The National Governors Association provides a great database regarding governors at: 
Grand Teton National Park was created in 1929. Centered around the Teton Range, this 310,000-acre national park is located in Northwestern Wyoming. Paleo-Indians lived there 11,000 years ago. Children can see some great photos and participate in activities at: 