The U.S. Government's website, www.usa.gov, has a complete list of American holidays. The list includes federal holidays as well as other celebrations and observances such as Mother's Day and Valentine's Day.
To pull up the list of American holidays, the user should visit the main page of the U.S. Government's website and search for "holidays". A list of results will appear on the next page, including a link for "American Holidays." This brings up a comprehensive list of American holidays. The website lists a total of 10 federal holidays and 10 other observances. Federal holidays, such as Independence Day, are public holidays established by federal law; while other observances such as Earth Day are not federal holidays but are commonly celebrated in the United States.