Central Park at 2,500ft

Via: user submitted

Central Park, New York City.
51 blocks long, 3 avenues wide, and larger than Monaco.
In 1853 New York paid over 5 million for undeveloped land from 59th street to 106th street.
Appreciation?  In 2005, property-appraisal firm Miller Samuel valued the land at $528,783,552,000.