Baltimore is an independent city in the state of Maryland within the United States. Baltimore was established by the Constitution of Maryland as an independent city in 1729. With a population of 611,648 in 2017, Baltimore is the largest such independent city in the United States. As of 2017, the population of the Baltimore metropolitan area was estimated to be just under 2.808 million, making it the 20th largest metropolitan area in the country.
The port city of Changwon, on the southern Korean coast, lies in an area that has been inhabited since the Bronze Age. Changwon has many vibrant industries and is renowned for its festivals and natural spaces. It is a port city and the first major planned city in South Korea. Its mild climate and picturesque marine views make it a popular tourist destination. One major tourist attraction is the cherry blossom festival, held annually, which features 360,000 cherry trees.