Our "Where in AZ" Facebook challenge continues this week with an unusually shaped structure.

We’ve said it all along: Working for ADOT can be a real blast. Check out videos illustrating this point.

A new communication system allows ADOT to remotely monitor and adjust traffic signals.

Today we've provided a refresher on the "Move Over" law and a preview of overhead highways you'll be seeing.

While ADOT works to keep our roads drivable and safe all season, the decisions everyone else makes are equally important.

Learn about a mystery involving the I-17 Mystery Tree, which is once again decked out for the holidays.

New signs along two stretches of highway designate Safety Corridors. See our video explaining this effort.

There are three new options coming to the dozens of specialty plates available through our Motor Vehicle Division.

ADOT and city of Phoenix engineers worked together to improve traffic signal timing and save drivers thousands of hours of travel time.

With “Rogue One: A Star Wars Story” premiering this week, motorists on Arizona’s highways will see Star Wars-themed safety messages on overhead signs.

Today’s blog, for our Spanish-speaking audience, talks about newly designated Safety Corridors.

What do residents think about the new Bell Road bridge at Grand Avenue (US 60)? An ADOT video has their perspectives.

Crews have laid the first new pavement for the South Mountain Freeway.

We understand the temptation, but the highway shoulder is NOT a safe place to pull over and play in the snow.

At ADOT, we're dreaming of safe driving on Arizona's highways for the holidays.

Then why have we spent so much time of late telling you what NOT to do when you're heading uphill for some winter fun?

The "Where in AZ??" fun continues on Facebook! Join us for trivia.

As Christmas weekend showed, a snowstorm can be so intense that travel can become unsafe quickly.

ADOT wants you to vote for your favorite freeway messages of the year!

Test your Route 66 knowledge and take our quiz!