If you don’t know much about DC
Watch Secret Origins Siory of DC Comics. it covers DC Comics up to the the big three British Authors Neil Gaiman, Alan Moore and Grant Morrison
It only takes an hour and a half and gives you a solid background in the History of DC Comics
Then it depends on whether you want to watch animation.or comic books
Tv Animation
Batman.The Animated Series
or
Teen.Titans
in Comic Books
Do you have a favorite character?
Go to Comic Books
Browse
Get To Know
Sort Alphabetically
There are start Reading Guides
for
Batman
Dick Grayson Robin.then Nightwing
Supergirl
Superman
The Flash
The Teen Titans
Wonder Woman
Storylines in Browse can also be sorted
alphabetically
that makes it easier to find great Batman storylines among other characters.
For comics I suggest
For Batman.
Detective Comics 2016
Superman Lois and Clark
Aquaman 2011
Wonder.Woman 2016 Year One isdues 2 4 6 8 10 12
After you know more
My short list of best DC stories is found at
My Super Hero Genre History lists significant DC Titles and issues
It is by year
Look.at each post for starting year to
Find issue or titles that might interest you
After Crisis on Infinite Earth is year 1986