Central City/Black Hawk Historic District and funds as a result. Central City/Black Hawk Historic District The Central City/Black Hawk Historic District is a National Historic Landmark District that encompasses Central City and Black Hawk, Colorado. They are adjacent former gold mining camps in the Front Range of the Rocky Mountains in Gilpin County, Colorado, United States. For a time, the area was known as the Richest Square Mile on Earth. The district was designated a National Historic Landmark on July 4, 1961. On May 5, 1859, John H. Gregory discovered a rich deposit of gold in hard rock, the first such discovery in the Rocky
Mile End Mile End Mile End is a district of East London, England, east-northeast of Charing Cross. On the London to Colchester road, it was one of the earliest suburbs of the City of London and became part of the metropolitan area of London in 1855. In 2011, Mile End had a population of 28,544. Mile End is recorded in 1288 as "La Mile ende". It is formed from the Middle English 'mile' and 'ende' and means 'the hamlet a mile away'. The mile distance was in relation to Aldgate in the City of London, reached by the London to Colchester road.