1. In 1953, the biggest forest fire in Idaho's history began on July 27th in the Salmon River Mountains. The fire, dubbed the Rattlesnake fire, burned for over a month and covered more than 95,000 acres of land.

2. On July 27, 1890, Idaho became the 43rd state of the United States. President Benjamin Harrison signed the proclamation that admitted Idaho to the union.

3. The Idaho State Capitol building was dedicated on July 27, 1920, after four years of construction. The building, located in Boise, features Neoclassical architecture and is listed on the National Register of Historic Places.

4. In 1991, Idaho native and astronaut Barbara Morgan was selected by NASA as a mission specialist. She flew on the space shuttle Endeavour in 2007, becoming the first Idahoan in space.

5. On July 27th, 1995, the Coeur d'Alene Resort Golf Course hosted the inaugural World Senior Golf Championship. The tournament featured golfers from around the world over the age of 50, with Tom Shaw of Australia winning the first championship. The course has since hosted several other major golf events.