1. On December 11, 1943, the third largest earthquake ever recorded in the United States occurred in central Idaho. The 7.3 magnitude earthquake was felt as far away as Vancouver, Canada, and caused extensive damage in the area.

2. In 1849, the first significant group of Mormons entered what is now Idaho on December 11th. Led by Apostle Parley P. Pratt, they established a camp near present-day Fort Hall.

3. On December 11, 1897, the Idaho State Capitol was destroyed by fire. The blaze was reportedly caused by faulty wiring in the Clerk of the House's office and caused over $250,000 in damage.

4. December 11, 1962, marked the opening of Sun Valley's Bald Mountain, one of the most popular ski resorts in the state. The mountain boasts 65 runs, 13 chairlifts, and some of the best ski conditions in the country.

5. The Idaho State Police lost one of its officers on December 11, 2004. Trooper Linda Huff, a veteran of the force, was fatally shot during a routine traffic stop in the small town of Craigmont, Idaho. Her death sparked a statewide manhunt that ended with the capture and conviction of her killer.