| American Secular Holidays Calendar | | Dates of holidays celebrated in America |
| Calendar Zone | Links to different types of calendars |
| Daily Almanac | History and events for each day |
| dMarie Time Capsule | Headlines, prices, birthdays, hit songs, etc. from any specific date from 1800 to 2001 |
| Earth Calendar | Information about holidays and celebrations from around the world |
| Federal Holidays | U.S. federal holidays |
| Information Please Timelines | Decade-by-decade, year-by-year information on U.S. events, economics, sports, and science |
| North American Time Zones and GMT | Conversion table for time zones in North America |
| Time and Date.com | Time zones, calendars, world clocks that account for daylight savings |
| TravelNotes.org | Month-by-month calendar of events from around the world |
