Architectural drawings by David Roberts (1796–1864), published as lithographs by Hodgson & Graves (1838) https://instagram.com/p/CFMul_Hjpfb/?igshid=deihogafyyd2
Concept art from Over the Moon by Yuan Tian (2020, Netflix Animation / Pearl Studio) : https://tianyuan.tumblr.com
Concept art from Tangled by Laurent Ben-Mimoun 2010, Walt Disney Animation Studios) : https://laurentbenmimoun.myportfolio.com/animation-projects
If you don't know yet, you can find all the resources for artist I create with Johanna Capelle ( brushes, textures, photo ref and painted assets ) on my Artstation store
More inspiration and references on my twitter and FB account
Have a great week folks!