“The Tenth Muse is an art discovery engine. Over 120,000 artworks from museums and institutions — searchable by feeling, mood, atmosphere, era, and medium.” https://www.10m.co/
10M — The Art Search Engine That Understands Feeling
134,000+ public domain works from 22 museums — searchable by mood, color, era, and medium. Free to download in high resolution.
Steve Dallape
kottke.org