Wupatki & Sunset Crater

The Two Monuments — What You're Looking At

Wupatki and Sunset Crater sit 12 miles apart on a loop road north of Flagstaff and are administered jointly by the National Park Service. They tell the same story from two angles: Sunset Crater is the geological event (a volcanic eruption around 1085 CE), and Wupatki is the human response (the Sinagua people who moved into the newly fertile volcanic soil in the decades after).

The eruption deposited cinders across 800 square miles and created a moisture-retaining mulch layer that made agriculture suddenly viable in this otherwise marginal landscape. Within 50 years of the eruption, Wupatki Pueblo grew to over 100 rooms — the largest Sinagua settlement ever built. It's a rare case in archaeology where you can link a natural event directly to a population boom with physical evidence.

Driving the Loop — Which Direction?

From Flagstaff, take US-89 North. The southern entrance to the loop (Sunset Crater side) is at mile marker 430, about 12 miles north of downtown. The northern entrance (Wupatki side) is 25 miles further north at mile marker 445. The loop road itself is 35 miles and one-way in sections.

Recommended direction: Enter at the southern (Sunset Crater) end in the morning — the cinder cone is best in morning light and the walk to Lava Flow Trail is shadier early. Drive north through the loop to Wupatki Pueblo, which faces south and catches afternoon light well. Exit north onto US-89 and return south to Flagstaff. Total round trip from Flagstaff: about 90 miles.

Sunset Crater Volcano National Monument

The cinder cone itself — a 1,000-foot mound of volcanic cinders, lava bombs, and spatter deposits — is no longer climbable (the NPS closed the summit trail in 1973 after erosion damage). But the Lava Flow Trail (1-mile loop) takes you through the lava field at the base, where you walk across the 1085 eruption surface. Squeeze-ups, lava tubes, and spatter cones visible from the trail give a real sense of the geological violence of the event.

The Visitor Center has an excellent 15-minute film on the eruption's impact on the Sinagua people — worth watching before doing the Wupatki portion of the loop. It frames the entire landscape you're about to drive through.

Wupatki National Monument — Key Stops

Wupatki Pueblo

The monument's centerpiece: a four-story pueblo with over 100 rooms, a circular community room (ball court adjacent), and a natural blowhole — a crack in the earth that either blows or sucks air depending on atmospheric pressure (the Hopi consider it the breath of the underworld). The 0.5-mile paved loop trail from the visitor center circles the entire structure. Budget 45 minutes here.

The scale surprises visitors. Wupatki was the largest and most cosmopolitan pueblo in the region — archaeologists have found shell jewelry from the Gulf of California, copper bells from Mexico, and macaw feathers from tropical trade networks in the ruins. This was not an isolated community; it was a regional hub.

Lomaki Pueblo

Three miles north of the Wupatki Visitor Center via a short dirt road, Lomaki is a smaller 9-room pueblo perched on the edge of a shallow canyon. Far fewer visitors make the detour, so it's typically uncrowded. The setting — a compact stone structure overlooking a desert wash with the San Francisco Peaks in the distance — is among the better photographs you'll take all day. 0.4-mile round trip from the parking area.

Citadel and Nalakihu Pueblos

Halfway along the loop road, a pullout leads to two side-by-side pueblos: Citadel (a hilltop fortress-style structure with commanding 360-degree views) and Nalakihu (a small pueblo at its base). A 0.5-mile trail connects them. These are often skipped by visitors who didn't do their research beforehand — they're among the most dramatically sited ruins in the monument.

Tips for the Visit

• Spring wildflowers: Late April through May, the cinder fields around Sunset Crater bloom with Indian paintbrush and penstemon. The color against black volcanic rock is striking.
• Wind: The loop road sits on an exposed plateau at 5,000–5,800 feet. Wind is often strong — bring a layer even in summer.
• No shade: The Wupatki pueblo area has essentially no shade. Morning visits or late afternoon are cooler in summer.
• Cell service: Spotty on the loop road. Download offline maps before you go.
• Combine with Walnut Canyon: Do Walnut Canyon in the morning (east of Flagstaff), lunch downtown, then drive north to Wupatki/Sunset Crater. Full-day Flagstaff monuments circuit.