Welcome aboard, han19.
I've seen AC/DC, Iron Maiden, Aerosmith, Molly Hatchet and the Scorpions in concert, mostly in the US.

Favorites:

AC/DC:
It's a Long Way to the Top (love the bagpipes, so original, and the song tells it like it is.)
Rosie (including the live version on If You Want Blood.
Hells Bells
Dirty Eyes (Original version of Rosie)

Iron Maiden:
Hallowed be Thy Name
The Trooper
Alexander the Great (Intellectual Heavy Metal!)

Black Sabbath:
Paranoid
Sabbath Bloody Sabbath
Neon Knights

Judas Priest:
You've got another Thing Coming
Beyond the Realms of Death

Led Zeppelin:
Whole Lotta Love
Immigrant Song

Metallica:
The Four Horsemen

Def Leppard:
Hit n Run

To be continued, maybe.

 8,000 Graphics and Pics