100 years of hurricanes (Tropical Cyclones): This is a great website for tracking them.
National Hurricane Center
http://www.nhc.noaa.gov/gifs/DC_16_2001-2005.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_15_1991-2000.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_14_1981-1990.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_13_1971-1980.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_12_1961-1970.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_11_1951-1960.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_10_1941-1950.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_09_1931-1940.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_08_1921-1930.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_07_1911-1920.jpg (broken link)
http://www.nhc.noaa.gov/gifs/DC_06_1901-1910.jpg (broken link)