Does the new interchange at SR 189 and I-19 give you butterflies too? Learn why and how monarch butterflies are being incorporated into the design.

Who better to set a good example and help clean a stretch of highway than the Boy Scouts?

Join our weekly challenge featuring an image from Arizona!

Don't simply pass by this unassuming town along State Route 82.

Make sure your holidays are merry and bright by securing your load.

Kathleen Mendes has seen a lot and learned a lot while helping clean up her section of US 180.

Who doesn't love a good mystery? Because we found one in our archives!

Got leftover turkey from Thanksgiving? And feel like brushing up on the highways of the northeast Valley? Then we have the perfect recipe for you!

It's a sign common in some parts of our state. If you've seen this sign and roadway, join our weekly challenge!

Did you know about these state tributes to honor the veterans of Pearl Harbor?

We added the shared-use path to the Loop 202 South Mountain Freeway for everyone to enjoy. If you are using it, remember to share and share alike.

Though it's not quite as new or flashy at the diverging diamond at Happy Valley, we shouldn't overlook the new interchange on I-17 at Pinnacle Peak.

We hope you start the holiday season with safety.

The Broadway Curve project is expected to start in 2021 and will improve safety and efficiency for hundreds of thousands of drivers who travel through that section of Interstate 10 each weekday.

Depending on which direction you travel, this road will take you to a major city or a popular weekend spot.

The state's shortest highway is about to grow by several miles.

Getting ready for a snow storm is like getting ready for the big game. Have your defense ready and a plan in place. That's how ADOT plans to wins this season!

Time running out, but you are still searching for the perfect holiday gift? ADOT is here with some suggestions!

There's something magical about the holidays, and who better to capture that then the photographers at Arizona Highways Magazine? Take a look at a December issue from the 1970s!

Blue stars merging with the shape of mountains and an abstraction of a saguaro cactus are just some of the beauty built into the new Happy Valley interchange on I-17.