• Oklahoma City
  • Changdao County

Oklahoma City (/oʊkləˌhoʊmə -/ (listen)), officially the City of Oklahoma City, and often shortened to OKC, is the capital and largest city of the U.S. state of Oklahoma. The county seat of Oklahoma County, it ranks 20th among United States cities in population, and is the 8th largest city in the Southern United States. The population grew following the 2010 census and reached 687,725 in the 2020 census. The Oklahoma City metropolitan area had a population of 1,396,445, and the Oklahoma City–Shawnee Combined Statistical Area had a population of 1,469,124, making it Oklahoma's largest municipality and metropolitan area by population.

Oklahoma City's city limits extend somewhat into Canadian, Cleveland, and Pottawatomie counties, though much of those areas outside the core Oklahoma County area are suburban tracts or protected rural zones (watershed). The city is the eighth-largest in the United States by area including consolidated city-counties; it is the second-largest, after Houston, not including consolidated cities. The city is also the second largest by area among state capital cities in the United States, after Juneau, Alaska.

Changdao County is a county under the jurisdiction of Yantai City, Shandong Province, named after Changshan Island. It is the only island county in Shandong Province, located between Jiaodong and Liaodong Peninsula, the intersection of the Yellow Sea and Bohai Sea, and located in the connecting zone of the economic circle around the Bohai Sea. Long Island County consists of 151 islands, including 10 residential islands. The island covers an area of 56.8 square kilometers, a sea area of 3541 square kilometers and a coastline of 187.8 kilometers. The main tourist attractions in long Island County are Jiuzhangya, Banyue Bay National Geopark, Miaodao Ancient Temple Group, Fairview Source Folk Custom Park, Linhai Fengshan National Forest Park, Miaodao Mazu Culture Park, Beizhuang site and so on. In June 2018, the people's Government of Shandong Province formally approved the establishment of the long Island Marine Ecological Civilization Comprehensive Experimental area. In November 2018, long Island County was selected in 2018.
Airport In Changdao County - Yantai Penglai International Airport
Yantai Penglai International Airport (Yantai Penglai International Airport, IATA: YNT, ICAO: ZSYT), located in Chaoshui Town, Penglai District, Yantai City, Shandong Province, China, about 43 kilometers away from the center of Yantai, is a 4E-class civil transport airport and a national first-class aviation port   , Member of East China Airport Group   .
Yantai Penglai International Airport officially started construction on December 26, 2009. Its test flight was successful in November 2014, and it officially opened to traffic on May 28, 2015. According to the official website of the airport in February 2019, the airport has a domestic and international terminal area of ​​90,000 square meters, an apron covering an area of ​​400,000 square meters, a runway of 3,400 meters long, and 39 parking spaces, which can meet the needs of large-scale airports such as Boeing 747. The plane took off and landed safely.  
In 2019, the passenger throughput of Yantai Penglai International Airport exceeded 10 million   , an increase of 26.6% year-on-year; the cargo and mail throughput was 41,100 tons, a year-on-year decrease of 4.4%;  
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Travel Asks In Changdao County