By all accounts, Adam's dimensions are average... but is size even a factor when you see the rest of the package before you!?!

Just a selection, as there's SO MUCH material out there...

Underwear, speedos, etc.:

1 (bulge alert!), 2, 3, 4, 5, 6 (what is that stain precisely? ), 7

Nude:

1 (look closely between his legs!), 2, 3, 4

Caps of the famous naked "I Breathe Again" video:

1
Brief video clip (13 secs.) at YouTube

Some nudity in the "Everything My Heart Desires" video:

YouTube video

Gay-associated picture releases:

1, 2

Corrie:

1

Some more recent shots:

1, 2, 3, 4, 5

And an article on his political career (for the incredulous!):

1