Vancouver is a coastal city located in the Lower Mainland of British Columbia, Canada. It is one of the most ethnically and linguistically diverse cities in Canada; 52% of its residents have a first language other than English. Classed as a Beta global city, the city is well known for its majestic natural beauty, as it is nestled between the Coast Mountains and the Pacific Ocean. It is frequently ranked as one of the "best cities to live in" and is certainly a beautiful destination to visit.

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.

Seattle is the northernmost major city in the contiguous United States, and the largest city in the Pacific Northwest and in the state of Washington. A seaport situated on a narrow isthmus between Puget Sound (an arm of the Pacific Ocean) and Lake Washington, about 100 miles (160 km) south of the Canada – United States border, it is named after Chief Sealth "Seattle", of the Duwamish and Suquamish native tribes. Seattle is the center of the Seattle–Tacoma–Bellevue metropolitan statistical area, the 15th largest in the United States, and the largest in the northwestern United States. Seattle is the county seat of King County and is the major economic, cultural and educational center in the region. The 2010 census found that Seattle is home to 630,320 residents within a metropolitan area of some 3.4 million inhabitants. The Port of Seattle and Seattle–Tacoma International Airport are major gateways to Asia, Alaska, and the rest of the world.