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Special-use park Since 2000 (the artist dates it 1999) Loop 101 corridor, north and east Scottsdale

The Path Most Traveled: The 67-Foot Lizards and 40-Foot Prickly Pears on Scottsdale's Loop 101 Sound Walls

Probably the most-seen artwork in Arizona and the least explained. Denver artist Carolyn Braaksma, architect Andrea Forman and landscape architect Jeffrey Engelmann turned the Pima Freeway's sound walls, retention walls and bridge piers into a run of about 90 desert images in stained concrete: prickly pears up to 40 feet tall, lizards 67 feet long, saguaro-rib rustication and Maricopa-inspired patterns in pink, lavender and sage green. Scottsdale proposed it and paid for it. Enormous numbers of drivers pass it every day; almost none of them could tell you who made it.

Illustration of The Path Most Traveled (Loop 101 freeway art) in Scottsdale, Arizona

The 30-second version

  • Scottsdale Public Art calls it The Path Most Traveled, by Carolyn Braaksma (born 1951, Denver), completed in 2000; Braaksma's own portfolio dates it 1999.
  • Braaksma designed it with architect Andrea Forman and landscape architect Jeffrey Engelmann; ADOT says the City of Scottsdale proposed and funded the art.
  • Scottsdale Public Art counts about 90 distinct images over six miles of freeway; Braaksma's portfolio says eight miles of noise walls plus bridge piers and ramps.
  • The biggest pieces: prickly pear cactus up to 40 feet tall and lizards 67 feet long, on walls that reach nearly 50 feet where the road drops below grade.
  • The art is on both faces of the walls. The freeway side is for passengers; the neighborhood side can be seen on foot from public streets. Never stop on the shoulder to look.

Where

Loop 101 (Pima Freeway) through Scottsdale

Opened

2000 (the artist dates it 1999)

Cost

Free

Best for

Passengers, photographers and anyone who has wondered about the lizards

Official page

scottsdalearts.org

What is The Path Most Traveled?

If you have driven the Loop 101 through Scottsdale, you have seen this artwork, probably at 65 miles an hour, probably without knowing it had a name.

The Path Most Traveled is the art cast into the sound walls, retention walls and bridge piers of the Pima Freeway where it runs through Scottsdale. Scottsdale Public Art credits it to Carolyn Braaksma, a Denver artist born in 1951, and dates it 2000. Braaksma’s own portfolio dates it 1999 and names her partners: architect Andrea Forman and landscape architect Jeffrey Engelmann.

The theme is the desert. Scottsdale Public Art counts about 90 distinct images, among them prickly pear cactus up to 40 feet tall and lizards 67 feet long, on walls that reach nearly 50 feet where the road drops below grade. Braaksma lists the rest of the vocabulary: lizard shapes, lizard-skin texture, desert plants, topographical references, Maricopa Indian patterns and rustication that imitates the ribs of a saguaro. She chose colors you almost never see on a highway, desert tones of pink, lavender and sage green.

It is not a mural painted on afterward. The images are part of the walls themselves, stained concrete and steel railing. And they run on both faces: the freeway side, and the neighborhood side that the houses look at.

It may be the largest piece of public art in Arizona. It is probably the most seen. Scottsdale paid for it.

How to see it without getting anyone hurt

Rule one: the driver drives. This is a freeway artwork, and the only safe way to look at the freeway side is from a moving car with someone else at the wheel. Put the photographer in the passenger seat. Don’t slow down below the flow of traffic to get a better look, and never pull onto the shoulder. The shoulder is for breakdowns and emergency vehicles, not viewing.

Drive it both ways. The walls are treated on both sides of the roadway, and from any one lane you mostly see the wall across from you. One pass northbound and one southbound shows you twice as much.

Pick the hour. The work is relief: textures and shapes cast into concrete. At noon the desert sun flattens them out completely. In the first hours after sunrise and the last hour before sunset, low light rakes across the walls, and the lizard skin and saguaro ribbing stand up off the surface. Weekend mornings also mean traffic that moves at a steady speed, which is what a passenger with a camera needs.

Go to the neighborhood side on foot. Scottsdale Public Art is explicit that the art covers the neighborhood faces of the walls too. That side is the one you can stand in front of legally, from a public sidewalk or street in the subdivisions that back onto the freeway: along the city’s eastern edge near Pima Park on Thomas Road, and in the north near Aztec Park off 100th Street. Stay on public ground. The walls back onto private yards and HOA common areas, and a wall being visible from a street does not make the land in front of it public.

Walk across an overpass. Braaksma says the designs are built into the safety railings as well as the walls. A surface-street bridge over the freeway with a sidewalk is a legal place to see the railing work up close and look down the cut at the walls below. We haven’t yet logged which overpasses carry the treated railings.

What we can’t tell you yet. Nobody, including us, has published where each of the roughly 90 images sits. We don’t yet know which stretch has the 67-foot lizards, where Braaksma’s 500-foot pedestrian wall is, or whether the stretch on the Salt River Pima-Maricopa Indian Community’s side of the boundary carries the same treatment. That mile-by-mile map is the next thing this page needs. If you’ve shot the walls and logged where, we want to hear from you.

Connect it to the rest of the freeway story. Our page on April 7, 2002, the day the last link of Loop 101 opened between Scottsdale Road and Pima Road, covers how the freeway got built and what it did to the city. For the art you can walk up to, start with our public art walking tour and the drivable public art on the road field guide.

How a city put lizards on a state highway

Freeways in Arizona are state projects, built by ADOT. The art on this one was Scottsdale’s idea and Scottsdale’s money. In ADOT’s account, the city proposed and funded the artwork, and it quotes a federal transportation blog: “Renowned for its thriving arts community, the City of Scottsdale was anxious to preserve its artistic reputation and minimize the impact of the $131 million project on citizens and visitors.” That number is the freeway project’s. The art budget itself is not in any source we found.

The process was an ordinary public-art one, scaled up. Braaksma was chosen through a public art competition as the project’s design-team artist, a role that put her on the team designing the walls rather than handing her finished ones to decorate. In 1996 she and the design team started holding community workshops to find a theme the neighborhoods would accept. ADOT says the team also “consulted with museum curators, botanical garden staff and the community.” What came out was a desert vocabulary: cacti and other plants, lizards, and what Scottsdale Public Art calls “an abstracted Native American inspired motif” and Braaksma calls “Maricopa Indian patterns.”

What’s actually on the walls

Braaksma’s description is the most specific one on record. Her team designed images and textures on highway bridge piers, on eight miles of concrete noise abatement walls, and on the on- and off-ramps. The work is built into safety railings, into wall treatments on the neighborhood sides of the sound walls, and into highway walls as tall as 40 feet. The imagery includes:

  • lizard shapes, and a separate lizard-skin texture
  • desert plants, including the giant prickly pears
  • topographical references
  • Maricopa Indian patterns
  • rustication that emulates the ribs of a saguaro

Her portfolio lists two pieces by size: a pedestrian wall 12 feet by 500 feet and an Agave Wall panel 8 feet by 8 feet by 1½ inches. The media are stained concrete walls and steel railings.

The colors were deliberate. The team “closely studied similar projects in the Phoenix/Scottsdale area to confirm that their work was unique but still within the same family,” Braaksma writes, and chose “desert tones of pink, lavender, and sage green” because they are rarely seen in highway work.

The numbers don’t agree

Two primary sources describe this project, and they differ in three places.

  • Length. Scottsdale Public Art: “six miles of the Pima Freeway/Loop 101.” Braaksma: “eight miles of concrete noise abatement walls.” Wikipedia puts Scottsdale’s stretch of Loop 101 at about 7.8 miles.
  • Height. Scottsdale Public Art: walls “up to 50 feet” and “nearly 50 feet high, as the road goes below grade.” Braaksma: “highway walls as tall as 40 feet.” One may be counting the full retained height and the other the treated face; we don’t know.
  • Date. Scottsdale Public Art: completed 2000. Braaksma: 1999. The freeway segments through Scottsdale opened in stages, and the final link between Scottsdale Road and Pima Road did not open until April 2002, so “completed” may mean different things to the artist and the city.

Where the rest of the story lives

The record that would settle all three is in three places. The Scottsdale City Council minutes from about 1996 to 2000 should hold the vote that funded the art and the amount; the City Clerk’s minutes archive and the Scottsdale Room at the Civic Center Library are the places to look. Scottsdale Public Art’s collection file should hold the artist contract, the workshop records and, with luck, the motif list. And ADOT should hold the Pima Freeway’s design concept report and aesthetic-treatment plan sheets, which would show exactly which wall got which image.

Why it matters

Scottsdale likes to say it is an arts town, and it usually means the galleries on Main Street. This is the better evidence. A city looked at miles of blank concrete that a state agency was about to pour through its neighborhoods and decided, at its own expense, that the concrete should look like the desert it was replacing. The result is seen by more people than anything in the galleries of Old Town, and it has less written about it than a single bronze horse. The lizards have been out there for a quarter century. They deserve a field guide.

The Path Most Traveled (Loop 101 freeway art) by the numbers

About 90

Distinct images

67 ft long

Largest lizards

40 ft

Tallest prickly pears

Nearly 50 ft

Tallest walls

How it got here: a timeline

  1. 1996

    Braaksma, picked through a public art competition as the freeway project's design-team artist, starts community workshops with the design team to settle on a theme. They land on the desert: cacti, flora and fauna, lizards and an abstracted Native American-inspired motif.

  2. 1996–1999

    The team consults museum curators, botanical garden staff and residents, according to ADOT, and works the imagery into wall formliners, railings and pier treatments for the Pima Freeway's Scottsdale segments.

  3. 1999

    The date Braaksma's portfolio gives the project: stained concrete walls and steel railings, including a 12-by-500-foot pedestrian wall and an 8-by-8-foot Agave Wall panel, commissioned by the Scottsdale Public Art Program.

  4. 2000

    Scottsdale Public Art's completion date for The Path Most Traveled.

  5. April 2002

    The last segment of Loop 101, between Scottsdale Road and Pima Road, opens to traffic, and the whole Scottsdale run of walls is finally drivable end to end.

  6. Fall 2026

    As of this writing there is still no published map of where each of the roughly 90 images sits.

Questions people actually ask

Who made the lizards on the Loop 101 in Scottsdale?

A design team led by artist Carolyn Braaksma of Denver, with architect Andrea Forman and landscape architect Jeffrey Engelmann, both described by ADOT as local. Scottsdale Public Art's title for the whole project is The Path Most Traveled. The City of Scottsdale, not the state, proposed and funded the art.

How big are the Loop 101 lizards?

Scottsdale Public Art says the largest lizards run 67 feet long and the tallest prickly pear cactus images reach 40 feet. Where the freeway drops below grade the walls reach nearly 50 feet, by the city's count. Braaksma's own description says highway walls as tall as 40 feet; the difference may come down to how the two sources measure, and we haven't measured.

How long is the Loop 101 art?

Sources disagree. Scottsdale Public Art says six miles of the Pima Freeway. Braaksma's portfolio says eight miles of noise abatement walls, plus bridge piers and on- and off-ramps. Wikipedia puts Scottsdale's stretch of Loop 101 at about 7.8 miles, which is closer to the artist's number.

Can I stop on the freeway to photograph the art?

No. The shoulder is for emergencies, and stopping there to take a picture puts you and everyone behind you at risk. Have a passenger shoot from a moving car, or see the neighborhood-side walls on foot from a public sidewalk.

Who paid for the Loop 101 art in Scottsdale?

The City of Scottsdale. ADOT's account says the city proposed and funded the art to soften the visual impact of what a federal transportation blog called the $131 million project. The dollar amount of the art budget itself isn't in any source we found; the city council minutes from the late 1990s should have it.

Is the art on the Salt River Pima-Maricopa Indian Community stretch too?

We don't know yet. The freeway's eastern leg runs along the Community's boundary, and we haven't confirmed whether the stretch south of Via Linda carries Braaksma's treatment or a different one. That's on our fieldwork list.

Vernacular & LexiconThe 101Prickly pear (nopal, tuna)Pima RoadSaguaroAgave (century plant)HOAScottsdale RanchSRPMIC (the Community)

Facts checked: October 3, 2026 • Curated by the Scottsdale.tips editors • Amenities and hours change — confirm with the city before building a day around one feature.