Per 
Visual Records
This page is basically just a few cool images I, MaliceAforethought, have found. I might use them. I might not.
Mechanical/machinery things:
- https://www.flickr.com/photos/internetarchivebookimages/14781365651/
- Portion of a drill or some other device
- Diagram
- No known copyright restrictions
- https://www.flickr.com/photos/gagilas/8681125549
- Big Victorian engine-type thing, viewed through an arch
- Black and white photograph
- CC By SA 2.0
- https://www.flickr.com/photos/akshatrathi/4393067580/
- Golden mechanical spider
- Colour photograph
- CC By 2.0
- http://www.acc.af.mil/News/Features/Display/Article/204302/hush-houses-keep-jet-noise-contained/
- Jet engine that could easily be mistaken for a sci-fi energy weapon
- Three colour photographs
- American military, so probably Public Domain
- https://picryl.com/media/sts057-59-023-sts-057-detail-views-of-the-fluid-acquisition-and-supply-equipment-e0004a
- https://cdn10.picryl.com/photo/2011/07/21/sts057-59-023-sts-057-detail-views-of-the-fluid-acquisition-and-supply-equipment-e0004a-1600.jpg
- Strange blue glass equipment
- Colour photograph
- No known copyright restrictions
- https://commons.wikimedia.org/wiki/File:RSBN-6_radar_in_Russia.jpg
- Bulbous (and fairly small) Russian radar
- Colour photograph
- Creative Commons Attribution 3.0 Unported
- https://www.flickr.com/photos/royluck/3520313398
- Two giant liquid storage tanks
- Colour photograph
- CC BY 2.0
Biological things:
- https://commons.wikimedia.org/wiki/File:St_augustine_carcass.jpg
- Strange carcass that washed up on a seashore
- Black and white photograph
- Public domain
- https://commons.wikimedia.org/wiki/File:Nature_style_aquascape.png
- Bright green plants in an aquarium
- Colour photograph
- CC By SA 4.0
Sculptures and weird art installations:
- https://pxhere.com/en/photo/1225975
- Elephant made entirely from television sets
- Colour photograph
- Public domain
- https://www.flickr.com/photos/urbanaquariumvideo/3331024695
- Ceramic/plaster body parts hanging by hooks from a wall
- Colour photograph
- CC By 2.0
- https://www.flickr.com/photos/jlcernadas/24068896843
- Octopus made from ceramic tiles clinging onto the side of a bridge
- Colour photograph
- CC By 2.0
Scenery and locations:
- http://www.geograph.org.uk/photo/3051562
- London skyline in the rain
- Colour photograph
- CC By SA 2.0
- https://commons.wikimedia.org/wiki/File:Abandoned_Fort.jpg
- Interior of an abandoned fort, moss on the walls
- Colour photograph
- CC 2.0
- https://commons.wikimedia.org/wiki/File:The_Rim_Fire_in_the_Stanislaus_National_Forest_near_in_California_began_on_Aug._17,_2013-0004.jpg
- Forest fire up close at night
- Colour photograph
- Public domain
- https://pxhere.com/en/photo/1410564
- Cyberpunk cityscape from above
- Colour photograph
- Public domain
Miscellaneous albums and collections:
- https://imgur.com/a/1s524
- Album by
Rimple
- General scenery, lots of close-up shots of nature and man-made structures
- Free for use, but let Rimple know beforehand and credit them as the source
- Album by
