Oops, it doesn't look like 'cemeteries to commemorate memorial day' is a national day..

Other days

Law Day

Tell Ur Crush You Like Them Day

Bonang Day

Pumpkin Day

Ruby Day

Cat Girl Day

Mean Girls Day

Prescription Drug Take Back Day

Appreciate Yaself A Lil Extra Day

African Immigrant And Refugee Hiv And Hep Awareness Day