A place to post and discuss spinning globe animations.
Blender - the free and open source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion tracking, even video editing and game creation.
pixabay.com - thousands of images and videos, free of copyrights under Creative Commons CC0
poliigon.com - a great place to get high quality, photo-realistic textures; each texture comes with excellent normal, gloss, displacement, and reflection maps
AwesomeBump - A free tool to create normal, height, specular, roughness, metallic, and grunge maps