• San Francisco
  • Gyaca County

San Francisco (/ˌsæn frənˈsɪskoʊ/; Spanish for "Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California in the United States. The city proper is the fourth most populous in California and 17th most populous in the United States, with 815,201 residents as of 2021. It covers a land area of 46.9 square miles (121 square kilometers), at the end of the San Francisco Peninsula, making it the second most densely populated large U.S. city after New York City, and the fifth most densely populated U.S. county, behind only four of the five New York City boroughs. Among the 91 U.S. cities proper with over 250,000 residents, San Francisco was ranked first by per capita income (at $160,749) and sixth by aggregate income as of 2021. Colloquial nicknames for San Francisco include SF, San Fran, The City, Frisco, and Baghdad by the Bay.

San Francisco and the surrounding San Francisco Bay Area are a global center of economic activity and the arts and sciences, spurred by leading universities, high-tech, healthcare, FIRE, and professional services sectors. As of 2020, the metropolitan area, with 6.7 million residents, ranked 5th by GDP ($874 billion) and 2nd by GDP per capita ($131,082) across the OECD countries, ahead of global cities like Paris, London, and Singapore. San Francisco anchors the 13th most populous metropolitan statistical area in the United States with 4.6 million residents, and the fourth-largest by aggregate income and economic output, with a GDP of $669 billion in 2021. The wider San Jose–San Francisco–Oakland, CA Combined Statistical Area is the fifth most populous, with 9.5 million residents, and the third-largest by economic output, with a GDP of $1.25 trillion in 2021. In the same year, San Francisco proper had a GDP of $236.4 billion, and a GDP per capita of $289,990. San Francisco was ranked seventh in the world and third in the United States on the Global Financial Centres Index as of March 2022.

Jiacha County is a county under the jurisdiction of Shannan City, Tibet Autonomous region. It is located in the south of Tibet Autonomous region, between longitude 92 °14 mi 93 °07 'east and latitude 28 °49 mi 29 °43' north. Lang County, Linzhi City in the east, Longzi County and Qusong County in the south, Sangri County in the west and Gongbujiangda County in Linzhi City in the north. Jiacha County is 102.2 km long from north to south and 88.2km wide from east to west, with a total area of 4646 square kilometers. Jiacha means "Chinese salt" in Tibetan. Jiacha is a place of frequent activities in the Tubo period, belonging to the Tabu area. Before 1951, Jiachazong and Lasui were set up respectively, which were under the jurisdiction of Tabu Gongbu. In 1959, Jiacha Zong and La Sui were merged into Jiacha County. Jiacha County has jurisdiction over 2 towns and 5 townships, with a total population of 21608 (2012). October 2018, Tibet
Travel Notes In Gyaca County
One Walnut, Two Tales
Hidden in the thousand-year-old walnut forest in the Yarlung Zangbo Grand Canyon, every thousand-year-old walnut tree here "blooms" like a huge mushro
The Hometown of Cordyceps - Primitive Forest of Ba Township
The virgin forest in Ba Township, Jiacha County is located in the northeast of Jiacha County, 52 kilometers away from the county seat, with an average