As an AI language model, I do not have personal opinions or a sense of what is interesting or not. However, here are five factual events that took place on August 8 in Minnesota history:

1. In 1918, the Minnesota State Fair opened for the first time since the United States entered World War I. The fairgrounds were used to train military personnel during the war effort.

2. The Pillsbury A-Mill in Minneapolis exploded on August 8, 1878, killing 18 people and injuring many others. The explosion was caused by a buildup of flour dust that combusted when a spark ignited it.

3. In 1925, the first radio station in Minneapolis, WLAG, began broadcasting on August 8. It was later renamed WCCO and became one of the most popular radio stations in the region.

4. On August 8, 1987, the Minnesota Twins played a doubleheader against the Oakland Athletics at the Hubert H. Humphrey Metrodome. The Twins won both games and went on to win the World Series that year.

5. The Boundary Waters Canoe Area Wilderness was established on August 8, 1978, when President Jimmy Carter signed the Boundary Waters Canoe Area Wilderness Act. The area spans over a million acres and offers some of the best canoeing and wilderness experiences in the country.