Quiz of the Day
National Park Service Birthday
Tuesday, 25 August 2026
On August 25, 1916, the National Park Service was born — explore America's greatest idea, its iconic parks, and the conservation movement
1. In what year was the US National Park Service established?
- 1872
- 1890
- 1924
- 1916
The National Park Service was created on August 25, 1916, when President Woodrow Wilson signed the Organic Act. However, national parks existed before the NPS — Yellowstone was designated the world's first national park in 1872, managed then by the US Army. The NPS was created to provide consistent management across all parks, which had grown haphazardly to over 35 by 1916.
2. Yellowstone National Park was established in which year, making it the world's first national park?
- 1880
- 1872
- 1865
- 1890
President Ulysses S. Grant signed the Yellowstone National Park Protection Act on March 1, 1872. The 'national park idea' was revolutionary — setting aside land 'for the benefit and enjoyment of the people' rather than for private exploitation. The concept spread worldwide: today there are over 6,000 national parks and protected areas across more than 100 countries, collectively covering about 12% of the Earth's land surface.
3. Writer Wallace Stegner called the national park idea 'the best idea we ever had.' Who is most often cited as the 'Father of the National Parks'?
- Gifford Pinchot
- Theodore Roosevelt
- George Catlin
- John Muir
John Muir, a Scottish-American naturalist and writer, founded the Sierra Club in 1892 and spent decades lobbying for wilderness protection. His writing transformed how Americans viewed nature — from a resource to be exploited to a spiritual heritage to be preserved. He took President Theodore Roosevelt on a three-night camping trip in Yosemite in 1903, convincing Roosevelt to federally protect 148 million acres of forest. Roosevelt later said it was 'the most memorable experience' of his life.
4. What is the largest national park in the United States?
- Denali
- Wrangell-St. Elias
- Yellowstone
- Death Valley
Wrangell-St. Elias National Park and Preserve in Alaska is the largest US national park at 13.2 million acres — larger than the entire country of Switzerland. It contains nine of the 16 highest peaks in the United States and the continent's largest non-polar glaciers. Despite its enormous size, it receives only about 80,000 visitors per year, making it one of the least visited parks — a striking contrast to the 4+ million who visit Yellowstone annually.
5. What is 'Old Faithful' and how frequently does it erupt?
- A whale that returns to a specific bay annually
- A tidal bore in the Bay of Fundy
- A geyser in Yellowstone erupting every 60–110 minutes
- A waterfall in Yosemite that runs only in spring
Old Faithful at Yellowstone erupts approximately every 60–110 minutes, shooting 14,000–32,000 liters of boiling water up to 56 meters into the air. Its intervals are actually predictable after each eruption — longer eruptions predict longer intervals before the next. Old Faithful was named in 1870 by the Washburn Expedition, which recognized its regularity. It has erupted more than a million times since Yellowstone became a park.
6. Which US national park features the largest ancient sandstone arch formations in the world?
- Bryce Canyon
- Capitol Reef
- Arches
- Canyonlands
Arches National Park in Utah contains more than 2,000 documented natural sandstone arches — the highest concentration anywhere on Earth. They formed over millions of years as salt deposits shifted and collapsed, cracking overlying sandstone which then eroded into fins and arches. Delicate Arch, an 18-meter freestanding arch, is the most iconic and appears on Utah's license plate.
7. What is the 'Leave No Trace' principle, and when did it become the guiding ethic for backcountry recreation?
- A 2010 NPS policy requiring permits for wilderness areas
- A 1990s educational program formalizing outdoor ethics
- An 1890s rule established by John Muir
- A 1950s military camping standard
Leave No Trace Center for Outdoor Ethics was founded in 1994 to formalize and teach minimal-impact outdoor practices. Its seven principles (plan ahead, travel on durable surfaces, dispose of waste properly, leave what you find, minimize campfire impacts, respect wildlife, be considerate of other visitors) are now taught worldwide. As national park visitation has surged, LNT principles have become increasingly critical for ecosystem preservation.
8. Yosemite's El Capitan — a 900-meter sheer granite wall — was first free soloed (climbed alone without ropes) by whom?
- Alex Honnold in 2017
- Tommy Caldwell in 2015
- Lynn Hill in 1993
- Royal Robbins in 1970
Alex Honnold free soloed El Capitan on June 3, 2017, in 3 hours 56 minutes — a feat widely considered the greatest athletic achievement in rock climbing history. It was documented in the Oscar-winning film 'Free Solo' (2018). Neurological studies have found that Honnold's amygdala (the brain's fear center) shows unusually low activation in response to frightening stimuli — a possible key to how he could remain calm on a wall where any mistake would be fatal.
9. The Grand Canyon was formed primarily by which geological force over millions of years?
- Tectonic uplift cracking the plateau
- Glacial erosion during the ice ages
- The Colorado River cutting through the Colorado Plateau
- Volcanic activity and lava flows
The Colorado River carved the Grand Canyon over 5–6 million years as the Colorado Plateau gradually uplifted. The canyon is 446 km long, up to 29 km wide, and over 1,800 meters deep. Its walls expose 2 billion years of Earth's geological history — about 40% of Earth's total age. The bottom rocks at the Inner Gorge are among the oldest exposed rocks visible anywhere on Earth's surface.
10. How many units does the US National Park System include?
- 63 national parks
- Over 400 units including parks, monuments, historic sites, and more
- 219 sites
- 600 protected areas
The NPS manages over 420 units including 63 designated 'national parks,' but also national monuments, national seashores, historic sites, battlefields, parkways, recreation areas, and more. Together they cover 85 million acres — about 3.5% of US land area. Annual NPS visitation typically exceeds 300 million visits, generating an estimated $41 billion in economic activity for surrounding communities.
11. What is the 'Gateway to the Arches,' a town near multiple Utah national parks that transformed from a uranium mining community to a tourism hub?
- Kanab
- Moab
- Springdale
- Boulder
Moab, Utah is the gateway to both Arches and Canyonlands National Parks. In the 1950s it was a uranium boom town — residents like Charlie Steen struck it rich with uranium ore for the nuclear weapons program. When uranium prices collapsed, the town reinvented itself around outdoor recreation and tourism. Moab now hosts millions of visitors drawn to national parks, mountain biking, off-roading, and whitewater rafting on the Colorado River.
12. Which national park protects the tallest trees on Earth?
- Sequoia National Park
- Olympic National Park
- Mount Rainier National Park
- Redwood National and State Parks
Redwood National and State Parks in California protect coast redwoods (Sequoia sempervirens) — the world's tallest trees, reaching over 115 meters (380 feet). The tallest known individual, 'Hyperion,' was discovered in 2006 at 116 meters but its exact location is kept secret to prevent tourist damage. Coast redwoods can live over 2,000 years and survive fires due to thick, tannin-rich bark.
13. What conservation controversy split the early conservation movement between John Muir's 'preservation' philosophy and Gifford Pinchot's 'wise use' philosophy?
- Whether to build railroads through Yosemite
- Whether to allow cattle grazing in national parks
- Whether to hunt predators in Yellowstone
- The construction of a dam in Hetch Hetchy Valley in Yosemite
The Hetch Hetchy controversy (1908–1913) saw John Muir fight to preserve a valley in Yosemite described as even more beautiful than Yosemite Valley, against Gifford Pinchot who supported damming it for San Francisco's water supply. Congress approved the dam in 1913. Muir, heartbroken, died the following year. The dam was built and the valley flooded, but the fight galvanized the modern environmental movement. Efforts to drain the reservoir and restore the valley continue to this day.
14. What is the 'ecological island effect' in national parks, and why does it threaten biodiversity?
- Isolated park ecosystems surrounded by developed land that fragment wildlife populations
- The tendency for parks to become warmer than surrounding areas
- Islands within parks that become too crowded with tourists
- The concentration of invasive species at park boundaries
As human development surrounds national parks, they become ecological islands — isolated habitat patches that can't support the large home ranges of apex predators and can't exchange genetic material between animal populations. Yellowstone's wolf reintroduction in 1995 helped restore what ecologists call a 'trophic cascade' — wolves controlled elk that had overgrazed, allowing riverside vegetation to recover, which stabilized stream banks and improved habitat for songbirds and beavers.
15. Death Valley National Park holds what world record?
- Most extreme temperature variation in a single day
- Largest protected desert in the world
- Lowest elevation in the Western Hemisphere and highest recorded air temperature on Earth
- Most visited remote national park
Death Valley's Badwater Basin at 86 meters below sea level is the lowest point in the Western Hemisphere. On July 10, 1913, Furnace Creek in Death Valley recorded 56.7°C (134°F) — the highest reliably recorded air temperature in Earth's history. Yet despite its extreme conditions, Death Valley is home to over 1,000 plant species, 51 mammal species, and even has a pupfish species found only in a small spring there.