Oops, it doesn't look like 'dankskany appreciation day' is a national day..

Other days

ruby

Ruby Day
lash

Lash Day
youth

Youth Day
cuddle up

Cuddle Up Day
bow tie

Bow Tie Day
healing

Healing Day
lisp

Lisp Day
lost sock memorial

Lost Sock Memorial Day
get funky

Get Funky Day
artists

Artists Day