Website: Wikimedia Commons
Website’s Rights Statement: Terms of Use
Wikimedia Commons shows offers a variety of media files, including images, sound, and video. Like the J Paul Getty Museum, Wikimedia Commons contains both Public Domain content and content licensed under Creative Commons. This means that most Wikimedia Commons content is accessible to the public without restrictions, though some may differ depending on the license.
Website: NASA on The Commons
Website’s Rights Statement: Terms of Use
The NASA Commons site on Flickr shows a collection of images related to space exploration, planets, stars, spacecraft, astronauts, and more. The material is usable without copyright concerns, but NASA is still the owner.
Website: J Paul Getty Museum
Website’s Rights Statement: Terms of Use
The J Paul Getty Museum displays a digitized collection of art of various forms, including paintings, sculptures, photography, manuscripts, and more. When delving deeper into the individual pieces of art, I saw that each one was either listed as a public domain work or tagged with CC0 1.0 UNIVERSAL.