Haarlemmermeer is a municipality and a large lake located in the Netherlands, specifically in the province of North Holland. It was created in the 19th century by draining the Haarlemmermeer lake, which was known for its frequent flooding. The area is characterized by its flat landscape, agricultural land, and several small towns. The municipality of Haarlemmermeer includes cities like Hoofddorp and Badhoevedorp. It is well-connected to Amsterdam and other major cities, making it a popular residential area. The region also features parks, nature reserves, and recreational facilities, contributing to its appeal for both residents and visitors.