There is a trilion things to do. Every time i go to deliver one side quest 10 more pops up.
I recommend getting the addons wholly and grail to see which quest you havent done.
Im still clearing quests I havent done i wotlk!
I been collecting music for my garnison. I switch from scryer to alfor and currently doing the faction switching quest in sholari basing. I still need 500+ crusader seal for mounts, mini pets and tmog. Not to mention 500000 darkmoon fair tokens.
And i havent even begun to scratch the surface of pet battles