- The Million Song Database of 280 Gb – http://labrosa.ee.columbia.edu/millionsong/
- Open Sports Databases – http://www.opensourcesports.com/
- UFO sightnings – http://www.nuforc.org/webreports.html
- IMDB – Internet Movie Datasets – downloadable databases – http://www.imdb.com/interfaces
- Flight on-time performance of decades – http://www.transtats.bts.gov/OT_Delay/OT_DelayCause1.asp
