Taken from City-Data.com: "We've collected and analyzed data from numerous sources to create as complete and interesting profiles of all U.S. cities as we could. We have over 49,000 city photos not found anywhere else, hundreds of thousands of maps, satellite photos, stats about residents (race, income, ancestries, education, employment...), geographical data, state profiles, crime data, sex offenders, housing, businesses, local news links based on our exclusive technology, birthplaces of famous people, political contributions, city government finances and employment, weather, hospitals, schools, libraries, houses, airports, radio and TV stations, zip codes, area codes, air pollution, latest unemployment data, time zones, water systems and their health and monitoring violations, comparisons to averages, professionally written city guides, a forum with over 240,000 registered members and 2,500,000 posts, 5000+ user-submitted facts, 8000+ exclusive local business profiles with photos, and more. If you ever need to research any city for any reason, from considering a move there to just checking where somebody you know is staying, this is the site for you."


City Data also has a forum, where users can talk to other users about their area.