What Does This Sign Mean?
· flipboard.com · popularity 20/100 · 0 similar stories today

Read the original at flipboard.com →
Summary
The presence of this type of sign doesn't necessarily mean that rocks have definitely fallen on the road ahead. This sign simply indicates that a motorist is approaching a spot where this occurs more frequently than it otherwise might.
Found in: @bgr. Rating basis: single outlet; outlet tier 2 (unlisted); 1 feeds; feed position 6.