Adopt a Highway: What are those Adopt a Highway signs all about

The funniest adopt a highway sign I've ever seen. : r/MadeMeSmile

Adopt a highway, keep Barton County clean

Adopt a Highway - SafetyCall International

How does the Adopt-a-Highway program work? — Today You Should Know

Donald Trump's Adopt-A-Highway sign removed because of vandalism

Adopt a Highway Rice County, MN

Arizona: World Leader in Weird Adopt a Highway Signs

Communists clean up capitalism's mess, one mile at a time

Caltrans Expands $250 Incentive to Adopt-A-Highway Volunteers

What Does Adopt A Highway Mean?

Adopt Highway: Over 15 Royalty-Free Licensable Stock Illustrations