Very well done video on Ham Radio by the RSGB:
Amateur Radio: A Hobby for the 21st Century was produced by TX Factor for the RSGB and is intended as an introduction to amateur radio for young people.
Credit: Amateur Radio: A Hobby for the 21st Century to the RSGB
Attribution-NonCommercial-NoDerivs license
Amateur Radio: A Hobby for the 21st Century is released under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International licence