The feds aren’t laughing… The Federal Highway Administration (FHWA) is cracking down on “humorous” digital signs that have been cracking smiles on drivers all across the US.

At least six states have followed suit, including Iowa, New York, Minnesota and Wisconsin. Signs along U.S. Highway 30 in Iowa include the Meskwaki Nation’s own spelling of the tribe ...

The Federal Highway Administration (FHA), has directed all states to cease lighting up changeable electronic signs with messages that have an “obscure meaning,” “references to pop culture ...

Authorities from Minnesota to Maine are adding Native American language translations to road signs and building facades.

The sign does point out that drivers can take I-69/US-59 North to the "Texas Medical Center," but again, the white lettering on the blue sign leaves a little up to the imagination.

Originally, California’s road signs were black with white lettering, ... The longest route in the state is US 101 at 807 miles, the second longest is I-5, which is 796 miles long.