Eid al-Fitr is celebrated at the end of Ramadan. Here's what you need to know about the Islamic holiday, when it might arrive, and how it's celebrated.

With the expected sighting of the waxing crescent moon by the end of March, nearly 2 billion Muslims worldwide and the less than 1% of Rhode Islanders who are Muslim, according to the Pew Research Center , will celebrate Eid al-Fitr at the end of Ramadan, the holiest month in the Islamic calendar.