Oops, it doesn't look like 'coverage on a day' is a national day..

Other days

Emoji Day

healing

Healing Day

reading

Reading Day

hiv awareness

Hiv Awareness Day

book

Book Day

blanket fort

Blanket Fort Day

kiss a brunette

Kiss A Brunette Day

stress awareness

Stress Awareness Day

kiss a ginger

Kiss A Ginger Day

kale

Kale Day