Eugene is a city located near the confluence of the Willamette and McKenzie Rivers in the U.S. state of Oregon. It is the third most populous city in the state (or second, depending on fluctuations and disputed interpretations of city limits). It is the seat of Lane County, and home to the University of Oregon. Eugene is famous as a haven for liberal political activists as well unconventional artists and theatrical performers. Along with Springfield, the smaller city on its eastern border, Eugene is noted in popular culture for its landmarks' being a source of character and place names of The Simpsons.
While en route to an assignment in Albany, Mike Sullivan went over state capitals in his head. He incorrectly named Oregon's capital as Eugene rather than Salem. In his opinion, it would have made more sense to put Oregon's capital in Portland.