Another gun blog, Silah Report is probably THE place you want to check out if you are interested in firearms, both current and historical, that are in use in the MENA area.
Playlist - guns

Forgotten Weapons – One of the Finest Sources Online for Weapon Historians
Hosted by Ian McCollum, Forgotten Weapons started as an online blog and website which concentrated on some of the more obscure firearms that have been created. Videos tend to be between five and fifteen minutes long, though sometimes longer if dealing more fully with a subject, such as a whole weapon development program or a particularly interesting or historically important item.