This is a screenshot I have taken myself of a FOSS game Minetest with high-resolution texture pack which I have created myself and released under CC0. I reserve no rights for the textures or the screenshot, and keep the screenshot under the same license as the game engine.
<span class="url"><a rel="nofollow" class="external text" href="https://www.minetest.net">Minetest developers</a></span>
CC BY-SA 3.0
<span class="url"><a rel="nofollow" class="external text" href="https://github.com/celeron55/minetest/blob/master/README.txt#L364">github.com/celeron55/minetest/blob/master/README.txt</a></span>