Found doodled in the margins of a high school note unaccountably preserved from sometime in the 1980s. Words were drawn with appropriately-shaped road signs. I think if I won a lottery, I would order some of these and place them along various highways:
Divided Mind Resumes
13 km
DANGER FROM:
Psycho Killer in Back Seat
Caution: Tacks Spread on Road
Bias Ahead
<--ONE WAY-->
DANGER
Falling Mixmasters
Next 30 km
Speed Limit Changes at Random
This Lane Ends During Full Moons
SIGNS AHEAD
GO
Exit Closed in April
This Lane Does Not End
Ever.
You must continue in this lane for eternity.
Mwahaha!
v
Chariot Inspection Station
PAUSE
Slippery When Dry
Esophagus Crossing
TRAUMA Next 16 km
Philosophy and Toasters!
Be Prepared to Cough
Oral Test Ahead
Last Novelty Store 290 km
Beware of Falling Principles
DANGER: FALLING ROCKS
Weekdays: 7:30 am - 5:00 pm
Saturday, Sunday, and Holidays: 7:00 am - 3:00 pm
Porpoises at Work
SCHOOL CROSSING
(Sketch of old-timey school crossing a highway)
Highway Ends
(Silhouette of car going over cliff into flames)
SIGNS PROHIBITED
Next