Fort Lauderdale, known as the "Venice of America" due to its expansive and intricate canal system, is a city in Broward County, Florida, United States. The city is known for its abundant beaches, yachts, bars, night clubs, performing arts and downtown museums. The city's population is described as metropolitan, where diverse culture is commonplace. According to 2004 U.S. Census Bureau estimates, the city had a population of 164,578. Annexation of unincorporated areas in 2005 boosted the city population to 170,823. It is the county seat of Broward County and forms part of the South Florida metropolitan area.