Number 1 Covers

Here are some covers of the comics that changed the landscape of the comic world.
I'll start old, but they'll get younger as time goes on!

Action Comics #1, 1938 - 1st
Superman

Detective Comics #27, 1939 -
1st Batman

Marvel Comics #1, 1939 - 1st
Submariner, Human Torch

Amazing Fantasy #15, 1st
Spider-Man

Captain America Comics #1, 1941

Fantastic Four #1, 1961

The Incredible Hulk #1, 1962

The X-Men #1, 1963

Journey Into Mystery #83, 1962 -
1st Thor

Tales of Suspense #39, 1963 - 1st
Iron Man

Daredevil #1, 1964

The Avengers #1, 1963