Oops, it doesn't look like 'guard members were filmed walking near the us capitol a day' is a national day..

Other days

Unicorn Day

Prescription Drug Take Back Day

Polyamory Day

Blanket Fort Day

Raise Awerness Of Zeus Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Tell A Fairytale Day

Appreciate Yaself A Lil Extra Day

Ask Out Your Crush Day

Aloxolt Day