Ask the tour guide to introduce American cities. Please, thank you.

Philadelphia has a history of more than 300 years. During the American War of Independence, Philadelphia was the birthplace of the American revolution, and many historic events took place here: 1774 and 1775 two continental conferences were held here, 1776 the Declaration of Independence was signed here, and 1787 the first American Constitution was born here. From 1790 to 1800, Philadelphia was the capital of the United States. Therefore, Philadelphia is called the cradle of the United States of America. Today, there are well-preserved historical sites in Philadelphia: Independence Palace, liberty bell, National Independence Historical Park, Independence Avenue, Franklin Museum and so on. China and Philadelphia have been in contact for 100 years. According to records, in 1876, when the United States commemorated the centenary of the Declaration of Independence, China sent a delegation to participate in the World Expo held there. After the founding of New China, the famous Philadelphia Symphony Orchestra visited China many times. 1980, Tianjin, China and Philadelphia became sister cities. There is a magnificent archway in the tenth block of Philadelphia, which reads "Philadelphia Chinatown", which is a symbol of the friendship between the Chinese and American people for generations. Los Angeles is the cultural capital of the world in 2 1 century and the most valuable city in the world. There are more theatres in Los Angeles than in new york, producing as many as 65,438+0,500 plays every year. REDCAT (Roy and Edna Disney/California Art Theatre) features the latest artistic technology, while Roy and Edna Disney/California Art Theatre have crossed various artistic boundaries or merged different artistic rules, cultures and ideas. Many priceless treasures in Los Angeles are permanently collected in four famous museums. Los Angeles has the second largest art community in the United States, with more than 150 galleries. In the eyes of Americans, Boston is a young and ancient city. Its development began from breaking away from British colonial rule. In the high-rise buildings of the city, you can see several buildings that were once related to "American independence" from time to time. The new and the old have been subtly and perfectly unified in Boston. Boston is the center of New England (New England includes six American states, namely Maine, New Hampshire, Vermont, Massachusetts, Rhode Island and Connecticut from north to south) and the capital of Massachusetts. Located on the north bank of Charles River, Cambridge District is the most representative university district in the United States, and there are nearly 60 famous schools around it, such as Harvard University and Massachusetts Institute of Technology. Historically, this is one of the few areas in the United States with a long history that can be compared with Europe. Today's United States of America was born here. Not only that, it is also the birthplace of American revolutionary thought. Miami: Located in the southeast corner of Florida, between Biscayne Bay, Florida Everglades and the Atlantic Ocean, it is the second largest city in the state after Jacksonville, and the largest city and county in Miami-Dade County. Miami is an international metropolis and plays an important role in finance, commerce, media, entertainment, art and international trade. It is the headquarters of many companies, banks and TV stations. Miami is also considered as a melting pot of culture, which is greatly influenced by the huge Latin American ethnic group and the residents of Caribbean island countries (local residents mostly use Spanish and Haitian Creole), and has close cultural and linguistic ties with North America, South America, Central America and the Caribbean, so it is sometimes called "the capital of the United States". In 2008, Miami was named "the cleanest city in America" by Forbes because of its good air quality, rich vegetation coverage, clean drinking water, clean streets and nationwide garbage collection plan. In 2008, Miami was also rated as the third richest city in the United States and the 22nd richest city in the world by UBS Group AG. Most tourists come to Miami to visit Miami Beach, and most of them come specifically for Miami Beach. Miami Beach is located about six kilometers east of Miami. The city is built on a sandbar across Biscayne Bay, which is also called a billion-dollar sandbar by locals. Seattle is the largest port city in the northwest of the United States, the commercial, cultural and advanced technology center in the Pacific northwest of the United States, and the main port city for trans-Pacific and European trade. Seattle, with its distant mountains and sea views, looks like an excellent convalescent place. There is Bill Gates' home, Boeing and Microsoft. Beautiful scenery, advanced technology and Seattle people who know how to enjoy life make it the most suitable city for Americans to live in. Hawaii, located in the North Pacific Ocean, consists of more than 65,438+030 islands, which arc across the North Pacific Ocean, with a length of 65,438+0,500 miles. It is close to the Tropic of Cancer and constitutes the northern frontier of Polynesia Islands. Hawaii is a melting pot of many cultures. After more than 200 years of changes, it has become the most diverse and complex society in the United States. President barack obama's father came here as an international student and got to know ann dunham from Kansas, the mother of Obama. It's hard to find a tropical environment like Hawaii that makes people completely relaxed. The Hawaiian Islands are composed of eight volcanic islands, namely, the Big Island of Hawaii, Maui, Oahu, Echo, Hello, Molokai, Rana and Olabe, Kaho. The winding coast is dotted with pineapple tree and palm trees, nestling on the rugged green mountain road; In the evening, the warm sea reflects the gorgeous sunset, and the fragrance of exotic wine floats under colorful umbrellas scattered on the shore ... Hawaii is a paradise that most people dream of. Denver is the largest city and capital of Colorado. Downtown Denver is located on the east bank of South perrett River, near the intersection of South Peret River and Cherry Creek, and about 15 miles from the foot of the mountain. Denver is nicknamed "the city with a height of one mile" because the height measured at the 15 step on the west side of the state capitol is 1 mile (5,280 feet, or 1609 meters). The height measured at Denver International Airport is 543 1 ft (1655 m). To this end, Colorado Rockies, a major league team in this area, specially painted their seats at Coors Field at an altitude of 65,438+0 miles with purple, which is one of their team colors. Denver was once called the Queen City of the Plains in history, which shows the importance of Denver to the plain agriculture east of the Rocky Mountains. The US Navy also named several warships the Denver. For planning and management purposes, Denver has 79 neighboring areas. Neighborhood boundaries are not accurate, and only serve as the boundary of local residents. There are several adjacent areas in Denver that are not within the administrative divisions, and sometimes these divisions are used to delineate the identity of residents in this area; Sometimes it is used to outline the property of real estate developers in this area. Utah: Honshu has two characteristics: one is the largest inland basin in the United States. GreatSaltLake is an inland lake, located in the northwest of Honshu, in the great basin and at the west foot of the Wasatch Mountains, with an area of about 5,000 square kilometers and a salinity of 22%, and no fish in it. This is the remains of Bonneville, an ancient lake in Bonneville. Second, it has the largest copper mine in the United States. This large copper mine is located in Bingham, southwest of SaltLakeCity in Salt Lake City. It's called Bingham Copper Mine, which is mined in the open pit (Arizona is the place that produces the most copper). The main minerals in this state are copper, gold, silver, molybdenum and oil. Industry earns more than mining, especially the rocket industry, which has developed rapidly. Tourism is very developed. Because there are three famous national parks in the south of Honshu. Paradise National Park Bryce Canyon National Park Bryce Canyon National Park and Canyon National Park. Chicago is the third largest metropolitan area after new york and LA. Chicago is also known as the top ten richest cities in the world, and its skyline is one of the top ten skylines in the world. Today, Chicago is a very popular tourist city in the United States. There are many famous scenic spots in Chicago, such as Schilstad, Linkin Park, Lincoln Zoo, Old Water Tower, Michigan Avenue and Navy Pier, which attract many tourists every year. If you are a basketball fan, don't forget to go to the Chicago Bulls' home United Center to see the statue of Michael Jordan.