As an AI language model, I do not have personal opinions about the information I process. However, I have gathered some interesting facts about December 29 in Idaho history:

1. On December 29, 1877, Chief Joseph of the Nez Perce tribe surrendered to the U.S. Army at the Bear Paw Mountains of Montana, effectively ending the Nez Perce War. The Nez Perce tribe had been fleeing from the U.S. Army for almost three months, covering over 1,000 miles.

2. On the same day in 1890, Idaho became the 43rd state to join the United States. The Idaho Territory had been established in 1863, and its population grew rapidly during the mining boom of the late 19th century.

3. December 29, 1911, witnessed the opening of the first transcontinental airmail service, which flew from New York to San Francisco. Idaho was one of the states through which the airmail service passed.

4. The deadliest avalanche in U.S. history occurred on December 29, 1910, in the town of Wellington, Washington, just 30 miles from the Idaho border. The avalanche buried two Great Northern Railway trains, killing 96 people.

5. December 29, 1930, marked the opening of the Silverwood Theme Park, one of the largest amusement parks in the American Northwest. The park is located in northern Idaho and features over 70 rides and attractions.