Vacaville is a city located in Solano County in Northern California. Sitting approximately 35 miles (56 km) from Sacramento and 55 miles (89 km) from San Francisco, it is within the Sacramento Valley but is also considered, at least by some agencies, to be part of the San Francisco Bay Area. As of the 2010 census, Vacaville had a population of 92,428, making it the third largest city in Solano County.

Squaw Valley (also known as Olympic Valley) is an unincorporated community located in Placer County, California northwest of Tahoe City along California State Highway 89 on the banks of the Truckee River near Lake Tahoe. It is home to Palisades Tahoe (formerly Squaw Valley Ski Resort), the site of the 1960 Winter Olympics. Olympic Valley is the smallest resort area to host the Olympic Winter Games.

Napa () is the largest city in and the county seat of Napa County, California. It is the principal city of the Napa County Metropolitan Statistical Area, with a population of 78,130 as of the 2019 United States census estimate. It is the second-largest city in California's Wine Country, after Santa Rosa. Napa was incorporated as a city in 1872.