1. Sunset Crater Volcano National Monument is located near Flagstaff, Arizona. It is a unique geological area that preserves the volcanic features resulting from a series of eruptions between the years 1040 and 1100. The main attraction is the Sunset Crater, a cinder cone volcano that rises 1,000 feet above the surrounding landscape. The cinder cone gets its name from the red and yellow colors of its rim, caused by oxidized iron in the volcanic ash.

Interesting facts:

- The volcanic eruptions at Sunset Crater were so intense that they caused widespread destruction and forced the local Native American population, the Sinagua people, to abandon their settlements.

- The area surrounding Sunset Crater is covered in thick layers of volcanic ash and cinder, creating a unique and otherworldly landscape.

- Sunset Crater Volcano National Monument was established in 1930, making it one of the country’s first national monuments.

2. The working hours for Sunset Crater Volcano National Monument vary depending on the season. Generally, the monument is open daily, from 9:00 AM to 5:00 PM. However, it is always best to check their official website or call them for the most up-to-date information. Unfortunately, Sunset Crater Volcano National Monument does not have a specific phone number available.

3. As of 2021, the entrance fee for Sunset Crater Volcano National Monument is $25 per vehicle, with the pass being valid for seven days. However, there are various America the Beautiful passes available that can provide access to multiple national parks and monuments. Visitors can reach the monument by car as it is accessible via U.S. Route 89, about 12 miles northeast of Flagstaff.

Transportation options:

- By car: Visitors can drive to Sunset Crater Volcano National Monument. The monument is located off U.S. Route 89, approximately 12 miles northeast of Flagstaff.

- By public transportation: There is no direct public transportation to the monument. However, visitors can take a taxi or rideshare service from Flagstaff to reach the monument.

- By guided tours: There are various tour companies in Flagstaff that offer guided tours to Sunset Crater Volcano National Monument. These tours often include transportation from Flagstaff and provide informative commentary about the area’s geology and history.