Website Collections of Military Photos
AM General Corporation has a gallery of photos of the HMMWV and the trucks that they produce for the US military and other countries.
Archives Normandie is a French site with photos of World War II in Europe, 1939-1945.
Clipart.com has a huge number of photos and clipart that can be searched and accessed from their web site.
eBay, has a wealth of photos of the items on auction. Thousands of military items, including everything from ration books to army trucks, are on sale at any given time and most of them have photos of the item as part of the listing. If you email the seller they will usually give permission to use their photo for reasonable purposes.
FreeFoto.com has military photos on file, available via their search capability.
German U-boats photos are the subject of this picture gallery from U-boat.net.
One corner of the Internet that is often overlooked is the Usenet. It is organized into subject matter interest groups across an extremely broad range of categories, including many with a military theme. There are a number of ways to access Usenet, reviewed on this Olive-Drab.com page.
This web site offers the photos of Staff Sgt. William Heller (3rd Signal Company, 3rd Infantry Div.) for web or commercial use. An outstanding collection of WW II photos with a wide range of subject matter.
Paul Nann's Military Aviation Photo Gallery has a large number of photos of British, American, European, and other countries' military aircraft.
MilitaryImages.Net was set up by a retired British soldier, designed to get military photos out of the attic and shoebox, onto the Internet for everyone to see. Upload your images and enjoy the postings by others. The site also hosts discussion forums on military topics. The quality is excellent and set up with a great deal of care. There are thousands of photos, growing daily from an expanding community of users.
Militaryphotos.net has a wealth of discussion forums with postings of photos and sources of photos. Highly recommended.
Mil-Mod is a website especially for the military modeler of U.S. Army Military Equipment including U.S. Military Equipment used by Allied Forces. Exceptionally well done site with great photo and drawing resources.
Prime Portal was set up as a collecting point for military photos and modelers reference from around the world. Using donated photos from military posts and other contributors, Prime Portal has grown into one of the most impressive collections on the Internet.
Skylighters photo galleries are devoted to the exploits and equipment of the 225th AAA Searchlight Battalion, as well as to other WW II photo presentations.
Vietnam Picture Index from guys who were there. Dedicated to all who served on November 27, 1968.
The World War II database has a seies of web-based slideshows covering many aspects of World War II in photo images. This is the 2000-2001 thesis project of Jason McDonald at Fordham University.
World War II In Color has a large gallery of color photos from U.S. archives as well as German, Russian, Japanese, British and Italian photos.
World War 2 Pictures is a broad collection of World War Two photos rated by visitors and llisted by popularity with interesting and detailed captions.
Find More Information on the Web
There are many fine websites that have additional information on this topic, too many to list here and too many to keep up with as they come and go. Use this Google web search form to get an up to date report of what's out there.
For good results, try entering this: military photos. Then click the Search button.