Central City, Colorado Central City, Colorado The City of Central, commonly known as Central City, is the Home Rule Municipality in Gilpin and Clear Creek counties that is the county seat and the most populous municipality of Gilpin County, Colorado, United States. The city population was 663 at the 2010 United States Census. The city is a historic mining settlement founded in 1859 during the Pike's Peak Gold Rush and came to be known as the "Richest Square Mile on Earth". Central City and the adjacent city of Black Hawk form the federally designated Central City/Black Hawk Historic District. The city is now
Flag of the City of London and Mansion House, the official residence of the Lord Mayor of London (the Lord Mayor has a variant of the flag, defaced with his coat of arms). It can also be seen on sites outside the city that are administered by the City of London Corporation (the governing body) such as on Tower Bridge, the Animal Reception Centre at Heathrow Airport and Hampstead Heath. It can also be seen on certain landmarks, such as the bridges maintained by the Bridge House Estates. The flag is used on the one pound coin design of 2010. Flag of the City of London