1. In 1903, the first Washington State Fair opened in Yakima, drawing more than 50,000 visitors. The fair, which is now held in Puyallup, remains one of the state's biggest annual events.

2. On September 1, 1923, the Seattle Municipal Airport (now known as Boeing Field) opened for business. It served as the city's primary airport until the construction of Sea-Tac Airport in the 1940s.

3. In 1957, the Evergreen Point Floating Bridge opened to traffic, connecting Seattle to the Eastside suburbs across Lake Washington. At the time, it was the world's longest floating bridge.

4. On September 1, 1972, the Space Needle in Seattle was struck by lightning during a severe storm, causing minor damage to the structure. The iconic landmark has since been struck by lightning several more times.

5. In 1997, Seattle Mariners outfielder Ken Griffey Jr. hit his 48th home run of the season on September 1, tying the team's single-season record set by Jay Buhner the year before. Griffey would go on to break the record a few days later and finish the season with 56 home runs, still a Mariners record.