Here's where you will find all relevant links to all sorts of aviation websites, etc. All links open a new window.
Boeing - The quintessential aircraft manufacturer, Boeing contract for over half of the world's aircraft, and built so many famous aircaft during its tenure as a company, it would be wrong to name them here.
Boeing UK - The UK arm of the Boeing company.
Lockheed Martin - Lockheed Martin have built many famous aircraft, and their famous Skunk Works facility enables them to build even more.
Lockheed Martin UK - the UK arm of the Lockheed Martin corporation.
Raytheon | UK Site here - Aerospace defence contractor with long-term ties with the USAF
Aerospaceweb.org - A general aviation website, this starts with the Aircraft Museum, and hosts a whole lot of different sub-sites that involve you with the aviation world.
Airplane 3-view Schematics - A webpage devoted to 3-view Schematics of aircraft from all over the world.
Airplane Pictures - A site full of photos of all kinds of aircraft, posted by people who wish to share them!
All The World's Rotorcraft - A site devoted to rotorcraft, and nothing else!
AVHome - A website of websites. Lists of aviation links.
Aviastar - All the world's rotorcraft on one site!
Combat Aircraft - This site has news, technical information, pictures, and specification views of some of the world's most well-known aircraft.
Drive Archive (XPlanes) - A site which has been around for 15 years, featuring pictures of mostly British aircraft, and has informaiton on aircraft as well.
Dryden Flight Research Facility (NASA) - This is a site full of information on experimental aircraft and NASA-driven programmes.
FAS (Federation of American Scientists) - A site devoted to the science of aircraft, which this page holds information about some military aircraft.
Feldgrau.org - A German military research website that researches the period of the German military forces between 1919 and 1945.
Flyer 1 Dighton - A website with military aircraft images, some of which are hosted here as well.
Global Aircraft - Mainly a directory site for other links of aviation sites, it also holds information on military aircraft.
Global Security - The link takes you to a part of the website with links to American aircraft - past, present and future.
Globemaster - A site dedicated to US Military Aviation.
Manufacturers Index - Ever wondered what planes look like in three-view schematics? This site has the lot!
Rick Ingham Photography - This site provides a lot of images of different military aircraft. Well worth a look!
Sky Flash - Tonnes and tonnes of photos. Not just military aircraft, but some other choice subjects too.
US Air Force Factsheets - This is where you can find information of American aircraft currently in use, as well as other sources of information.