A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
Retro Circles Background 5 No Black
Source GDJ
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Remixed from a drawing in 'Works. Popular edition', John Ruskin, 1886.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.
Source Atle Mo
Feel free to download this "Dark Wood" background texture for your web site. The background tiles seamlessly!
Source V. Hartikainen
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen