San Francisco, officially the City and County of San Francisco, is the financial, cultural, and transportation center of the San Francisco Bay Area, a region of 7.5 million people which includes San Jose and Oakland. The only consolidated city-county in California, it encompasses a land area of about 46.9 square miles (121 km2) on the northern end of the San Francisco Peninsula, giving it a density of about 17,179 people per square mile (6,632 people per km2). It is the most densely settled large city (population greater than 200,000) in the state of California and the second-most densely populated large city in the United States after New York City. San Francisco is the fourth most populous city in California and the 13th most populous city in the United States, with a population of 805,235 as of the 2010 Census. The San Francisco-Oakland-Fremont metropolitan area has a population of 4,335,391.

The name "Bahamas" comes from the Spanish baja mar meaning shallow sea, and is one of the most geographically complicated nations of the Atlantic. It's a coral-based archipelago comprising more than 700 islands. The Bahamas has a rich history and colorful culture unlike anywhere else in the world. It's lovely capital, Nassau, is known for its beaches and coral reefs, destinations for diving and snorkeling. It retains many of its characteristic pastel-colored British colonial buildings.

Baltimore is the largest independent city in the United States and the largest city and cultural center of the U.S. state of Maryland. The city is located in central Maryland along the tidal portion of the Patapsco River, an arm of the Chesapeake Bay. Baltimore is sometimes referred to as Baltimore City in order to distinguish it from surrounding Baltimore County. Founded in 1729, Baltimore is the largest U.S. seaport in the mid-atlantic and is situated closer to major Midwestern markets than any other major seaport on the East Coast. Baltimore's Inner Harbor was once the second leading port of entry for immigrants to the United States and a major manufacturing center. The harbor is now home to Harborplace, a shopping, entertainment, and tourist center, and the National Aquarium in Baltimore. According to Forbes, the city of Baltimore was rated 3rd best place to shop in 2010. After a decline in manufacturing, Baltimore shifted to a service-oriented economy. Johns Hopkins University and Johns Hopkins Hospital are now the city's largest employers.

Nassau - an attractive harbour, a colourful blend of old world and colonial architecture, and a busy port, is the capital and largest city of The Bahamas. The tropical climate and natural beauty of the Bahamas have made the city a popular tourist destination. Nassau is considered a historical stronghold of pirates.

Cambridge is a city in Middlesex County, Massachusetts, United States, in the Greater Boston area. It was named in honor of the University of Cambridge in England, a nexus of the Puritan theology embraced by the town's founders. Cambridge is home to two internationally prominent universities, Harvard University and the Massachusetts Institute of Technology.  The city, sometimes referred to as the "People's Republic of Cambridge", now advertises itself as "a city where counter-culture still lives, classic culture thrives, and multicultural is a way of life."

Los Angeles, Spanish for "The Angels", is the most populous city in California and the second most populous in the United States, with a population of 4.06 million on a land area of 498.3 square miles (1,290.6 km2). It is the focal point of the larger Los Angeles-Long Beach Riverside  combined statistical area, which contains nearly 17.8 million people. This makes it the 12th most populous metropolitan area in the world. Los Angeles is also the seat of Los Angeles County, the most populated and one of the most multicultural counties in the United States. The city's inhabitants are referred to as "Angelenos".