North central Colorado county. It is located 35 kilometers northwest of Denver, with an altitude of 1655 meters and an area of 1880.33 square kilometers. The county government is located in Boulder, a city with the same name. The population in 2018 was 326000. Boulder, the county seat, is the eleventh largest city in the state. Established in 1861. The University of Colorado Boulder, which ranked 20th in the ranking of Moscow International University in 2020, is located in this city. According to the ranking of the most innovative technological innovation bases in the United States by nerdwallet (according to the data of the U.S. patent and Trademark Office and the National Venture Capital Association), boulder is the second largest technological innovation base in the United States after San Jose in Silicon Valley.美国科罗拉多州中北部县。位于丹佛西北35公里，海拔1655米, 面积为1880.33平方公里。县政府驻地为同名城市博尔德市。2018年人口为32.6万人。县府驻地博尔德市是该州第十一大城市。1861年建立 。在2020年莫斯科国际大学排名排名中居20位的科罗拉多大学博尔德分校位于本市。根据Nerdwallet 全美最具创新力的技术创新基地排名（依据美国专利商标局和美国国家风险投资协会数据），博尔德是美国仅次于硅谷圣何塞市的第二大技术创新基地 。
Grand Junction (Colorado) is a city in Colorado in the United States. It is located at the confluence of the Colorado River and the gannison River in the west of the state (in the past, the Colorado River was called the Rio Grande, which is also the origin of the city name). It's mesa county. With an area of 70.4 square kilometers and a population of 46898 in 2006, it is the 15th largest city in the state.大章克辛（Grand Junction， Colorado）是美国科罗拉多州的一个城市，位于该州西部科罗拉多河和甘尼森河汇流之处 （昔时科罗拉多河被称为格兰德河。这也是城名的由来）。是梅萨县县治。面积70.4平方公里，2006年人口46,898人，是该州第十五大城市。
Bridgeport (Connecticut), or Bridgeport, is the largest city in Connecticut (population 137912 in 2006)  and the fifth largest city in New England. It is located on the shore of Long Island Bay and at the mouth of pekouk river. Bordering the long island Strait and near the pecurock estuary, it is 96 kilometers northeast of New York, with a population of 142000 (1980). It was established as a residential area in 1639 and built in 1836. Its industry developed rapidly from 1890 to 1910. The main industries include electrical materials, machine tools, helicopters and other aircraft, auto parts, missile parts, munitions, brass products, etc.布里奇波特 （Bridgeport, Connecticut），或译桥港，是美国康乃狄克州最大的城市 （2006年人口137,912人） 、新英格兰第五大的城市。位于长岛湾岸、佩阔诺克河河口。滨长岛海峡，近佩库诺克河口，在纽约东北96公里，人口14.2万（1980），1639年设居民点，1836年建市，1890-1910年间工业发展迅速。主要工业有电料器材、机床、直升飞机和其他飞行器、汽车零件、导弹部件、军需品、黄铜制品等。
New Haven (English: city of New Haven), also known as new haven, is the second largest city in Connecticut. It is located in New Haven County, on the port of new haven and on the North Bank of Long Island Bay. According to the 2011 census, the population of new haven is 129585. New haven is generally considered to be in the middle of the two metropolitan areas of New England and New York. Therefore, New Haven's culture and values are similar to the two metropolitan areas respectively. The nickname of new haven is "elm city" or "elm city", because new haven once had a large number of elms with a long history. Although these elms have been infected by Dutch elm disease in recent years, new haven is still a green city. The world famous Yale University is located here. New haven is considered the first planned city in the United States (1638). New haven is also the birthplace of former US President George W. Bush.纽黑文市（英语：City of New Haven），又称纽海文市，为美国康涅狄格州的第二大城，位于纽黑文县境内，纽黑文港上，长岛海湾北岸。根据2011年的人口普查，纽黑文市的人口为12万9585人。纽黑文市一般认为处于新英格兰和纽约两大都会区的中间，也因此纽黑文的文化和价值观也分别与这两大都会区都有相似之处。纽黑文市的别名为“榆木市”或"榆城"（Elm City），因为纽黑文市曾经拥有为数众多和历史悠久的榆树。尽管这些榆树近年来都受到荷兰榆树病（Dutch Elm Disease）的感染，纽黑文仍旧是一个充满绿意的城市。世界著名的耶鲁大学就坐落在此。纽黑文被认为是在美国境内的第一个规划城市（1638年）。纽黑文市也是美国前总统乔治·W·布什的出生地。
Hartford (English: Hartford) is the capital of Connecticut in the United States. It is in the north of the central part of the state and stands on the Connecticut River. It has an insurance company. It is the base of the world insurance industry. According to the 2000 census, the city has a population of 121578. According to the 2005 census, the population increased to 124397. According to the census results in 2010, 124775 people . It is the fourth most populous city in Connecticut, after Bridgeport, new haven and Stamford. With a population of 1184241, Greater Hartford is the largest metropolitan area in Connecticut (and the 44th in the United States). Interstate 84 meets interstate 91 here.哈特福德（英语：Hartford）是美国康涅狄格州的首府，在该州的中部偏北，依康涅狄格河而立。其有保险公司。是世界保险业的大本营。据2000年普查，该市有人口12万1578人。2005年的普查结果，人口增长至12万4397人。2010年的普查结果，124,775人  。是康州的人口第四多的城市，在Bridgeport（布里奇波特）、New Haven（纽黑文）和Stamford（斯坦福）之后。大哈特福德地区有人口118万4241人，是康州最大（也是全美排名44位）的都市圈。84号州际公路与91号州际公路在此交会。
St. Petersburg (Russian: Санкт-Петербург； Saint Petersburg), located in the northwest of Russia, along the Baltic Sea and the Neva estuary, between 59 ° ~ 60 ° north latitude and 29 ° ~ 30 ° east longitude, is the central municipality of Russia, the capital of Leningrad state, the central city of Northwest Russia, an important land and water transportation hub in Russia, and the northernmost city in the world with a population of more than one million, Also known as the "northern capital" of Russia. St. Petersburg is also the headquarters of the Russian Federation naval fleet.
St. Petersburg is the second largest city in Russia, with an area of 1439 square kilometers, including an urban area of 606 square kilometers. Founded in 1703, St. Petersburg has a history of more than 300 years. The city name comes from St. Peter, the disciple of Jesus. Peter I moved his capital to Petersburg in 1712. It was the center of Russian culture, politics and economy for more than 200 years until 1918. In 1924, it was renamed Leningrad in memory of Lenin, and its original name was restored to St. Petersburg in 1991. St. Petersburg and the historic center have become UNESCO World Heritage sites. St. Petersburg occupies an important position in the Russian economy and is a large comprehensive industrial city. St. Petersburg is often called the most westernized city in Russia. It is the window from Russia to Europe. Many foreign consulates, multinational corporations, banks and other business strongholds are located in St. Petersburg. It is also an international city with high development of science, technology and industry.圣彼得堡（俄语：Санкт-Петербург；英语：Saint Petersburg），位于俄罗斯西北部，波罗的海沿岸，涅瓦河口，处于北纬59°~60° 、东经29°~30°之间，是俄罗斯的中央直辖市，列宁格勒州的首府，俄罗斯西北地区中心城市，全俄重要的水陆交通枢纽，是世界上人口超过百万的城市中位置最北的一个，又被称为俄罗斯的“北方首都”。圣彼得堡也是俄罗斯联邦海军舰队的总部所在地。圣彼得堡是俄罗斯第二大城市，面积1439平方公里，其中市区面积606平方公里。圣彼得堡始建于1703年，已有300多年的历史，市名源自耶稣的弟子圣徒彼得。1712年彼得一世迁都到彼得堡，一直到1918年的200多年的时间里这里都是俄罗斯文化、政治、经济的中心。1924年为纪念列宁曾更名为列宁格勒，1991年又恢复原名为圣彼得堡。圣彼得堡和历史中心古迹群构成为联合国教科文组织世界遗产。圣彼得堡市在俄罗斯经济中占有重要地位，是一座大型综合性工业城市。圣彼得堡经常被称为俄罗斯最西方化的城市，是俄罗斯通往欧洲的窗口，许多外国领事馆、跨国公司、银行和其他业务据点均位于圣彼得堡，也是一座科学技术和工业高度发展的国际化城市。
Fort Myers, a thriving town with rich history and natural resources, connects an outward extending island with white beaches, various birds and colorful entertainment activities. The small town is close to the coast of the Caloosahatchee river. Due to the existence of the river, the town was established and its importance was enhanced during the Seminole war. Since the early 19th century, various celebrities and rich people have come to Fort Myers and its surrounding areas to settle and visit, especially Thomas A. Edison, the inventor of the light bulb, who built houses, laboratories and botanical gardens between the river and McGregor Avenue. McGregor Avenue is now the most famous Avenue in the town, thanks to Edison. He planted solemn royal palms on both sides of the old street, which is still the road sign of the town. In February every year, Edison festival of light pageant celebrates his birthday to thank him for his contribution to the small town (he also introduced electricity to Fort Myers). This lantern festival comes to a successful end with the night parade.迈尔斯堡（Fort Myers）这座欣欣向荣的小城有着丰富的历史和自然资源，它连接着一片向外延伸的岛屿，岛上有白沙滩、各种飞禽和丰富多彩的娱乐活动。这座小城紧拥着广阔的河（Caloosahatchee River）的海岸，由于这条河的存在，在塞米诺尔战争时期建立了这座小镇并提升了它的重要性。自19世纪初起，各色名人和富豪来到迈尔斯堡及其周边地区定居和参观，其中尤为著名的是灯泡的发明者托马斯·爱迪生（Thomas A. Edison），他在河流和McGregor 大道之间建造了住宅、实验室和植物园。McGregor大道如今成了小镇最著名的大道，这全得归功于爱迪生。他在旧街两旁种上了庄严的皇家棕榈，至今仍为小镇的路标。每年两月，爱迪生灯会节（Edison Festival of Light Pageant）都会庆祝他的生日，以感谢他对这座小城的贡献（他还将电引入了迈尔斯堡），这个灯火盛会随着夜间游行圆满告终。
Alfalita is located in Georgia, USA.阿尔法利塔位于美国佐治亚州。
Augusta is a city located in kennabek County, Maine. It was built in 1621 and became the state capital in 1831. It is also the capital of Maine and the county seat of kennabek county. It is located at the navigable end of the kennibek river. According to the 2000 census, Augusta has 18560 citizens. Wood, pulp, papermaking, fiber, shoemaking and other industries are developed. Nearby are typical New England landscapes, forested hills and beautiful glacial lakes. Summer resort. The geographical location of Augusta is 44 ° 19'25 "north latitude and 69 ° 45'55" west longitude. It is the easternmost state capital of the United States. According to the U.S. Census Bureau, the area of Augusta is 150.9 square kilometers, of which 143.4 square kilometers is land area and 7.5 square kilometers (4.98%) is water surface.奥古斯塔（Augusta）是位于美国缅因州肯纳贝克县的一座城市，1621年始建，1831年成为州首府。也是缅因州的首府和肯纳贝克县的县治所在。它位于肯尼贝克河的通航终点。按照2000年的人口普查奥古斯塔有18,560名市民。 木材、纸浆、造纸、纤维、制鞋等工业发达。附近为典型的新英格兰景观，多森林覆盖的丘陵和美丽的冰川湖。夏季疗养地。奥古斯塔的地理位置是北纬44°19'25"，西经69°45'55"，是美国最东边的州府。按照美国人口调查局的数据奥古斯塔的面积为150.9平方公里，其中143.4平方公里是陆地面积，7.5平方公里（4.98%）是水面。
Alton is located in Madison, Illinois.奥尔顿位于美国伊利诺伊州麦迪逊。
East St. Louis is a city in St. Clair County, Illinois, USA. It is located on the Mississippi River and across the river from St. Louis, covering an area of 37.3 square kilometers. According to the 2000 U.S. Census, there were 31542 people, of which 97.74% were African Americans and 1.23% were whites. It is one of the worst security areas in the United States. At night, people dare not walk in the street for fear of theft and robbery. Iron doors and windows are rarely installed in other parts of the United States. A large number of iron doors and windows can be seen in East St. Louis. The house is mainly white. Desolate, shabby and scattered.东圣路易斯（East St. Louis）是美国伊利诺伊州圣克莱尔县的一座城市，位于密西西比河畔，与圣路易斯隔河相望，面积37.3平方公里。根据美国2000年人口普查，共有31,542人，其中非裔美国人占97.74%、白人占1.23%。是美国治安最差的地区之一。晚上人们都不敢在街上行走，怕被偷盗，抢劫。在美国别的地区很少装铁门，铁窗，在东圣路易斯可以看见大量的铁门、铁窗。房屋以白色基调为主。荒凉、破旧，零零散散。
Chicago, located in the south of Lake Michigan, is the third largest city in the United States and one of the international financial centers in the world. Chicago is located in the center of the North American continent. The coordinates of the city center are 41 ° 39 'north latitude and 87 ° 34' west longitude. It is the largest business center and one of the largest futures markets in the United States. The number of new enterprises in its metropolitan area has always ranked first in the United States and has been rated as the most balanced economy in the United States. In addition, Chicago also has many tall buildings, known as "the hometown of skyscrapers". As of July 2018, the population of Chicago was about 2706000. Chicago is one of the most important cultural, scientific and educational centers in the United States. It has the world's top universities, the University of Chicago, Northwest University and the world-famous Chicago school. As of October 2019, more than 100 Nobel laureates have worked and studied in Chicago (100 at the University of Chicago and 19 at Northwestern University). Chicago is a tourist destination. In 2016, it received more than 50 million tourists from all over the world. The time zone of Central American time represented by Chicago is UTC / gmt-6 (West Zone 6), which is 14 hours different from Beijing time at UTC / GMT + 8 (East Zone 8) (13 hours different from Chicago daylight saving time). In 2016, Chicago's GDP reached US $537.3 billion.
芝加哥（Chicago），位于美国密歇根湖的南部，是美国第三大城市，也是世界的国际金融中心之一。芝加哥地处北美大陆的中心地带，城市中心坐标为北纬41°39′、西经87°34′，是美国最大的商业中心区和最大的期货市场之一，其都市区新增的企业数一直位居美国第一位，被评为美国发展最均衡的经济体。此外，芝加哥还拥有很多的高楼大厦，被誉为“摩天大楼的故乡”。截止至2018年7月，芝加哥人口约为270.6万。芝加哥是美国最重要的文化科教中心之一，拥有世界顶级学府芝加哥大学（The University of Chicago）、西北大学（Northwestern University）和享誉世界的芝加哥学派。 截止至2019年10月，逾百位诺贝尔奖得主曾在芝加哥工作、求学过（芝加哥大学100位、西北大学19位）。芝加哥是旅游圣地，2016年共接待全世界超过5000万名游客。芝加哥代表的美国中部时间所在的时区是UTC/GMT-6（西六区），与处在UTC/GMT+8（东八区）北京时间相差14小时（芝加哥夏令时期间相差13小时）。2016年，芝加哥地区生产总值达到了5373亿美元。
Milwaukee is the largest city and Lake Harbor in Wisconsin. Located on the West Bank of Lake Michigan. Wisconsin industrial and commercial city. The urban area is 249 square kilometers. According to the U.S. census data, the urban population is 623100 (2013), and the population of large urban areas exceeds 1.89 million (2013). Among them, 15% are descendants of German immigrants, and blacks account for 1 / 4; The metropolitan area includes four counties, covering an area of 3856 square kilometers, accounting for more than 1 / 4 of the state's population; It is located on the steep bank of the lake, with an altitude of 193.5m; The average temperature in January is - 5.4 ℃ and 22.1 ℃ in July. The annual precipitation is 740mm. The native Indians call it "Millo Waukee", which means "beautiful land". Milwaukee is the most economically developed city in Weizhou, and the economic output value of the whole city accounts for more than 45% of the whole Weizhou.密尔沃基（Milwaukee）是威斯康星州最大城市和湖港。位于密歇根湖西岸。威斯康星州工商业大城。市区面积249平方公里，根据美国人口普查数据，市区人口为62.31万（2013年），大市区人口超过189万（2013年）。其中15%是德国移民后裔，黑人占1/4；大市区包括4个县，面积为3,856平方公里，人口占全州人口的1/4以上；地处滨湖陡岸，海拔193.5米；1月平均气温-5.4℃，7月22.1℃，年降水量740毫米，原居民印第安人称“密尔洛—沃基”，意为“美丽的土地”。密尔沃基是威州经济最发达的城市，全市经济产值占整个威州的45%以上。
South Bay is located in Los Angeles County, Southern California.南湾位于美国南加利福尼亚州南部洛杉矶县。