Gratisography: Free, use as you please, high-resolution pictures.

Bookmarked http://www.gratisography.com/

Pexels · Free Photo Search with over 800 Photos

Bookmarked http://www.pexels.com/

Google Map Builder

Bookmarked http://googlemapbuilder.mynameisdonald.com/

people - Imgur

Bookmarked http://imgur.com/a/m8Riy#0

Font Squirrel | Handpicked free fonts for graphic designers with commercial-use licenses.

Bookmarked http://www.fontsquirrel.com/

User Inter Faces

Bookmarked http://uifaces.com/

0to255

Bookmarked http://0to255.com/

(Browser safe fonts)

Bookmarked http://www.ampsoft.net/webdesign-l/WindowsMacFonts.html

CSS-Tricks

Bookmarked http://css-tricks.com/

Tuts+ Network

Bookmarked http://tutsplus.com/