|Bartolomeo Mecánico page: A large road signs collection; really worth seeing !|
|Australian safety road signs|
|Strange road signs - A collection of photos containing humorous, bizzare, and or confusing signs from around the world.|
|Toyota Kids' Club - Road Signs (differences between Japanese and American signs)|
|H.B.'s Gallery of Old Road Signs|
Manual of Traffic Signs|
shapes and basic types of American road signs. Many road sign images (cliparts).