Central Park is one of the world's most famous and beloved public spaces. Designed by Frederick Law Olmsted and Calvert Vaux in 1858, the 843-acre Park was the country's first purpose-built public park and is a National Historic Landmark and a New York Scenic Landmark. The Central Park Conservancy, a private, not-for-profit organization, was founded in 1980 to rescue the Park, which had fallen into serious disrepair. Since then, the Conservancy has overseen the investment of over $1.5 billion in the restoration of the Park, which now hosts over 40 million visitors a year. The Conservancy is one of the largest and most successful public private partnerships in New York City and is considered