Part 1 - http://www.youtube.com/watch?v=4YUJHn1nsE0Weaponology covering the origins of the Royal Marines, from raiding in the age of sail, to outfoxing the Argentinian in the Falkland, and going toe-to-toe with the Taliban in Afghanistan.
Part 2 - http://www.youtube.com/watch?v=NuNKu_NOX08
Part 3 - http://www.youtube.com/watch?v=O0JCAqURc88
Part 4 - http://www.youtube.com/watch?v=oSMfNxowKgk
Part 5 - http://www.youtube.com/watch?v=gAcQH150JSo
Enjoy!