Searching for Presentations, Mockups, Images
Flickr [link] > advanced search options
Google Images [link] > advanced search options
Google Reverse Image search [link]
FFFound [link]
TinEye - Reverse images search [link]
Searching for Map Images
Near Map [link]
Hypertiles is a free tool provided by NearMap to enable the easy download of PhotoMaps from NearMap’s web site for offline use.
Hypertiles [download]
Google Maps [link]
Searching for Graphic Content
Vector Content
Vecteezy [link]
Brands of the World [link]
Colour
Adobe Kuler - Colour [link]
Colour Lovers - Colour [link]
Fonts
What font is that [link]