1. In 1882, the Denver and Rio Grande Railroad arrived in Durango, Colorado, which greatly improved transportation in the area and allowed for easier access to mining and agricultural resources.

2. On March 22, 1933, President Franklin Delano Roosevelt signed the Beer and Wine Revenue Act, which legalized the production and sale of beer and wine with up to 3.2% alcohol content. This was a precursor to the full repeal of Prohibition later that year.

3. In 1984, 22 inches of snow fell on Denver in a single storm, causing widespread transportation disruptions and power outages. This became known as the "Storm of the Century" and is still remembered as one of the most severe blizzards in Colorado history.

4. On March 22, 2006, the Denver Mint began producing new quarters as part of the "50 State Quarters" program. The Colorado quarter features a landscape of mountains, trees, and wildlife, and is one of the most popular designs in the series.

5. In 2013, the Colorado State Senate passed several gun control measures, including a ban on high-capacity ammunition magazines and mandatory background checks for all gun sales. This sparked a contentious political debate and led to a successful recall election against two state senators who supported the measures.