At All-Free-Download.com you can find free, vector graphics, photos, Icons, fonts and templates to help with your design and illustration skills.
It's not the best-looking website, but it definitely has a ton to look through. You will find what you need and more, for your inspiration or educational needs.
They also encourage artitsts to share their designs and join the community!
Don't forget who told you about this amazing resource and checkout our sketchbooks at illosketchbook.com/shop ;)