Interstate 15 Online Quiz | USA

Quiz Answer Key and Fun Facts

1. The northern end of Interstate 15 lies in Sweet Grass, Montana. If you continued north into Canada, into which province would you travel?

Answer: Alberta

Traveling north from Sweet Grass, there is a connection between I-15 and Alberta Highway 4 at the village of Coutts, AB. Sweet Grass is a census-designated location rather than an incorporated community and has a population number under 100. Coutts is not much larger, with a population in the 100s. Despite this, the crossing is one of the busier ports of entry in Western Canada and the Western United States.

The image shows the head of a bighorn sheep. This is the provincial mammal of Alberta.

2. Which Montana city does Interstate 15 NOT pass through?

Answer: Billings

I-15 passes through the western part of Montana, where the three incorrect answers lie. Billings is in a more easterly part of Montana. The 2020 census named Billings as the largest city in Montana at over 180,000. Billings was founded during the building of the Northern Pacific Railroad. Interstate 90 runs east-west through Billings.

The image shows a magician's hat and a rabbit. Billings, MT is known as the "Magic City".

3. Which other Interstate Highway intersects with Interstate 15 in Idaho?

Answer: I-86

Interstate 86 intersects with Interstate 15 in Pocatello, Idaho. I-86 is relatively short, running for 63 miles (entirely in Idaho). Pocatello, ID, is the county seat of Bannock County. Pocatello is self-described as the "Gateway to the Northwest". The city is also the home of Idaho State University.

The image shows a diner that is out of certain offerings. In diners, a slang term for this is to say they are "86ed".

4. The small city of Inkom is located along Interstate 15 in southern Idaho. Which type of transportation center is located in Inkom which is the smallest of its kind in the world?

Answer: Airport

Simko Field Airport is located in Inkom and has a runway that is only 400 feet long. It is a private use airport, owned and operated by Tom Simko. Through much of the 20th century, Inkom had a population of under 1,000 people. The city is located in Bannock County.

The picture shows a set of small buildings with an red arrow pointing up into the air.

5. When one is travelling on Interstate 15, one moves from Idaho and enters Box Elder County, Utah. In which part of Utah is Box Elder County?

Answer: Northwest

Box Elder County is in the northwestern corner of Utah. Towns and cities in Box Elder County include Willard, Brigham City, and Honeyville (which are all near I-15). The county was established by the Utah Territorial Legislature in 1856. In Box Elder County, I-15 intersects with I-84.

The picture is supposed to show a representation of Mount Rushmore which was featured in the film "North by Northwest".

6. Ogden, Provo, and Salt Lake City are three of the larger cities in Utah through which Interstate 15 travels. If one were travelling from north to south, in what order would one travel through the cities?

Answer: Ogden, Salt Lake City, Provo

Ogden lies about 40 miles north of Salt Lake City and Provo lies about 43 miles south of Salt Lake City. Provo is the home of Brigham Young University. Ogden is an important railroad hub. Salt Lake, Utah, and Weber Counties, where the three cities lie hold well over half of Utah's population.

The picture shows several letters in various colors. The letter O (for Ogden) is the only letter in yellow.

7. In the years after 2010, billboards along Interstate 15 indicated that Beaver, Utah, had something of the highest quality. What superlative--based on awards in 2006 and 2010--was assigned to Beaver?

Answer: Best tasting water

Beaver was awarded the worldwide honors for best tasting water in 2010. The city had previously been recognized in 2006 for best tasting rural water in the United States. Beaver was settled in the 1850s as a location on a trade route between Salt Lake City and southern California.

The blue line on the picture might suggest that great tasting town water.

8. The city of St. George, Utah lies near the intersection of Interstate 15 and State Route 34. What name is informally given to the part of Utah around St. George?

Answer: Dixie

St. George is located in Washington County, Utah, located in the south western part of the state. St. George was founded in 1861 as part of an attempt to develop cotton farming in that part of the state. Though the attempt was unsuccessful, that part of Utah is known as "Dixie".

The picture shows a simple compass rose with the southern direction highlighted.

9. The portion of Interstate 15 that travels through Arizona is relatively brief compared to the portions that travel through other states. Through which part of Arizona does Interstate 15 travel?

Answer: Virgin River Gorge

Travelling through the Virgin River Gorge, Interstate 15 crosses the Virgin River several times. The portion of I-15 in Arizona is slightly less than 29.5 miles. Per mile, this was the most expensive section of I-15 to construct when it was opened in 1973. The entire stretch of I-15 passes through Mojave County, Arizona.

The picture shows the symbol for the Zodiac sign for Virgo the virgin.

10. Which location in Nevada is used in that state's name for Nevada's portion of Interstate 15?

Answer: Las Vegas

The Nevada portion of Interstate 15 is known as the Las Vegas Freeway. The freeway has HOV (high occupancy vehicle) lanes on part of its length that are active 24 hours a day, seven days a week (a feature that is very unusual in the United States). The portion of I-15 in Nevada is just a bit under 124 miles.

The picture shows a banner with the word "Viva" suggesting the Elvis song "Viva Las Vegas".

11. One of the Nevada exits on Interstate 15 is for the unincorporated town of Paradise, Nevada. Which of the following locations would NOT be found within Paradise?

Answer: The Golden Gate Hotel and Casino

The Liberace Museum includes memorabilia connected to the well-known entertainer. The Harry Reid International Airport serves the greater Las Vegas area. Allegiant Stadium is the home of the Las Vegas Raiders. Much of the so-called "Las Vegas Strip" is actually located in Paradise. The Golden Gate Hotel and Casino (dating from 1906) is located in Las Vegas itself.

The picture shows three cherries on a slot machine.

12. Interstate 15 travels through the city of Barstow, California. Which other road is associated with Barstow?

Answer: Route 66

The lyrics to "(Get Your Kicks on) Route 66" mention Barstow, after Kingman, Arizona, but before San Bernardino, California. Barstow developed in the later 1800s as a participant in the mining industry of the Mojave Desert. Barstow was also a significant stop on Route 66.

The picture shows a microphone which might suggest a singer (singing "Route 66" perhaps).

13. Interstate 15 passes through the "Inland Empire" of California. Which city--through which I-15 passes--is known as "Circle City"?

Answer: Corona

The circular layout of Grand Boulevard in Corona led to the city being called "Circle City". Corona is located in Riverside County in California. The city was founded in the 1880s. Corona is a popular residence of choice for celebrities living in Southern California.

The picture shows a crown. "Corona" means "crown" in Spanish.

14. Which California city is considered the southern terminus of Interstate 15?

Answer: San Diego

While the original plan was to run Interstate 15 to San Bernardino, it was later extended to San Diego. San Diego lies on the border between California (USA) and Mexico. Within this city, I-15 intersects with both Interstates 5 and 8.

The picture shows an approximation of the flag of San Diego.

15. Which of the following is the closest to the total length of Interstate 15?

Answer: 1,500 miles

The total length of Interstate 15 is 1,433 miles, of which California has 287 miles, Nevada has 124 miles, Arizona has 29 miles, Utah has 401 miles, Idaho has 196 miles, and Montana has 396 miles. The beginning of construction for I-15 was in 1957. From I-15, one can travel into Canada, but not Mexico.

The picture shows the shield used as the symbol of the Interstate Highway System since this interstate (15) is closest to 1,500 miles.

Source: Author bernie73

This quiz was reviewed by FunTrivia editor agony before going online.
Any errors found in FunTrivia content are routinely corrected through our feedback system.

Interstate 15 Trivia Quiz

This quiz is about Interstate 15 in the United States. It is dedicated to the members of the Worldwide Wizards who don't like "road " quizzes.

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