Oops, it doesn't look like 'parks are shutting down for inauguration day' is a national day..

Other days

Get Funky Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Azonto Is Acceptable Day

Aloxolt Day

Tulip Day

Ask Out Your Crush Day

Tell Ur Crush You Like Them Day

Hoodie Day

Book Day

Offer Day