United States of America

Chicago, is the third-most populous city in the United States. With over 2.7 million residents, it is also the most populous city in both the state of Illinois and the Midwestern United States.  The Chicago metropolitan area, often referred to as Chicagoland, has nearly 10 million people and is the third-largest in the United States.

Chicago has often been called a global architecture capital and is considered one of the most important business centers in the world.

Santa Clara is a city in Santa Clara County, California. The city's population was 116,468 according to the 2010 Census. It is located 45 miles (72 km) southeast of San Francisco.

Santa Clara is located in the center of Silicon Valley and is home to the headquarters of several high-tech companies such as Intel. It is also home to Santa Clara University.

Santa Clara owns and operates an electric utility called Silicon Valley Power.

Sources:

San Francisco, is the cultural, commercial, and financial center of Northern California. It is the fourth-most populous city in California, and the 13th-most populous in the United States. In a 2016 census, the estimated population was 870,887. The metropolitan area had a population of more than 4.6 million.

Pittsburgh is a city in the Commonwealth of Pennsylvania in the United States, and is the county seat of Allegheny County. As of 2017, a total population of 305,704 inhabitants within the city limits. The metropolitan population of 2,353,045 is the largest in both the Ohio Valley and Appalachia, and the second-largest in Pennsylvania (behind Philadelphia).

The area is home to 68 colleges and universities, including research and development leaders Carnegie Mellon University and the University of Pittsburgh.

Philadelphia is the sixth-most populous city in the United States, with an estimated population of 1,567,872 and more than 6 million in the seventh-largest metropolitan statistical area, as of 2016. Philadelphia is the economic and cultural anchor of the Delaware Valley, located along the lower Delaware and Schuylkill Rivers, within both the Mid-Atlantic region and the Northeast megalopolis. The Delaware Valley's population of 7.2 million ranks it as the eighth-largest combined statistical area in the United States.

Kauai, is a volcanic island, Kauai county, Hawaii, U.S. Known also as the "Garden Isle", Kauaʻi lies 105 miles (169 km) across the Kauaʻi Channel, northwest of Oʻahu. The 2010 United States Census population of the island was 67,091.

The nearly circular island is dominated by Mount Waialeale, rising to 5,243 feet (1,598 metres) at the island’s centre. The island is the site of Waimea Canyon State Park. Sugar was formerly the main agricultural product, but production ceased in the early 21st century after a decades-long decline. Tourism is Kauaʻi's largest industry.

Atlanta is the capital and most populous city of the state of Georgia in the United States. With an estimated 2016 population of 472,522, it is the cultural and economic center of the Atlanta metropolitan area, home to 5.8 million people and the ninth-largest metropolitan area in the United States.

Due to the more than 30 colleges and universities located in the city, Atlanta is considered a center for higher education.