- Facts about groundhogs, Real groundhog images, History of Groundhog Day, and facts and a map of Punxsutawney, Pa..
- Groundhog Day
- FYI about Groundhog Day.
- Groundhog Day History from Stormfax
- Origins, The Movie, Facts, and Year-by-Year Predictions.
- Punxsutawney Phil Groundhog Day - February 2, 1998
- The official Groundhog Day page with History, Schedule of Events, Phil's Photos Quicktime VR Movies, Map of Punxsutawney, Predictions since 1887, See It Live!, This Year's Prediction, and much more.
- Wiarton Willie's Wonderland
- Official World Wide Web Home of Wiarton Willie -- Canada's Leading Weather Prognosticator since 1956. Includes All About Willie and Kids' Page.