Data Sources:
  1. Yelp API data : https://www.yelp.com/dataset/download
  2. Taxi and Limousine shapefile and data :
    http://www.nyc.gov/html/tlc/html/about/trip_record_data.shtml
  3. Instagram web scraped anonymous data for hashtags
  4. NYC Open data Manhattan boundary shapefile:
https://data.cityofnewyork.us/City-Government/Borough-Boundaries/tqmj-j8zm