A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
The image depicts meshed silhouettes of various things.The original image is an OCAL clipart called "Enter FOSSASIA 2016 #IoT T-shirt Design Contest" uploaded by "openclipart".Thanks.
Source Yamachem
Prismatic Abstract Background Design
Source GDJ
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Inspired by a design found in 'Konstantinápolyi emlékeim', Miklos Chriszto, 1893.
Source Firkin
Alternative colour scheme for the original floral pattern.
Source Firkin
A seamless background pattern with impressed gray dots.
Source V. Hartikainen