1. On July 18, 1876, Colorado was admitted as the 38th state of the United States, becoming known as the "Centennial State" due to its admission during America's 100th anniversary.

2. In 1935, Colorado Springs-based businessman Spencer Penrose opened The Broadmoor, a luxurious resort that has since become one of Colorado's most iconic destinations.

3. July 18, 1984 was a significant day for the town of Telluride, as it was the day that the Telluride Historic District was added to the National Register of Historic Places.

4. In 1909, the Pueblo Street Railway Company introduced electric streetcars to the city, which transformed transportation in the area and helped shape the region's growth.

5. The Colorado Silver Boom reached its peak on July 18, 1893 with the founding of the town of Silver Plume, which became one of the most prominent mining towns in the state.