01:24 - Source: CNN
A look back at George H.W. Bush's legacy
CNN —  

There will be a national day of mourning Wednesday to honor the late former President George H.W. Bush, who died Friday night at 94.

Friends and family will celebrate his life during a memorial service at the National Cathedral in Washington. President Trump is expected to attend along with former Presidents Barack Obama, George W. Bush, Bill Clinton and Jimmy Carter.

MANDEL NGAN/AFP/Getty Images

National days of mourning don’t happen often, so you may be confused about what’s open and what’s not.

Here’s a list of what offices and agencies will be closed to pay tribute to the 41st president: