Tons of pictures and videos, including stuff from the companies that Boeing has acquired over the years (North American Rockwell, McDonnell Douglas, etc.) Most of the stuff is available for purchase, but they do have limited resolution stuff on display, like the image above. I’m sure that if you paid them gobs of money the images wouldn’t have the watermark, but whatever.
Lots of the videos are just B-roll stuff, no sound, but many do have audio to go with the video. If you’re clever and use the ‘inspect’ function in Chrome you can download them for later viewing, but you didn’t hear that from me. Like the static images, these are lower resolution that what you can purchase but are still acceptable for personal viewing.