Not all public lands are part of the National Park System

National parks, explained

Roughly 83 million acres of the United States are set aside as federal National Parks land, an area large as Germany. From the original Yellowstone Park to small monuments and memorials, learn the essentials on this portion of America dedicated to public enjoyment and recreation with our quick explainer video.

Every type of US national park, explained

Ever wonder what kinds of sites comprise the US National Park System? Using the recent re-designation of New River Gorge as a national park as a jumping-off point, this engaging video breaks down the 19 different designations within the National Park System. This includes parks, reserves, monuments, and scenic trails.

The National Parks System includes 63 parks and 400 smaller preserved sites

Want to see how close you are to one of the major preserves or lesser-known historic sites? Explore this interactive map from the National Park Service to plan your next adventure to protected, historic land.

Explore landforms that exist across America's national parks

Landforms are not just scenic vistas; they are geological storytellers that shape ecosystems, climates, and our understanding of Earth's history. In this comprehensive look at landforms from the National Park Service, you will learn not only about different types of American landforms, but you will understand how these geological features are shaped by various forces, how they reveal an area's geological history, and how they influence climate and ecology.

Local governments are responsible for more than 148,000 public water systems across the US

From large municipal utilities to small rural systems, local governments are tasked with providing clean water to almost every American community. The US operates over 148,000 public water systems.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

See how local, state, and federal governments divide the cost of public services

Federal, state, and local governments share responsibility for funding public services. Education, roads, and social programs are funded through a complicated mix of taxes and intergovernmental transfers.

Permanent staff at NPS dropped nearly a quarter in 2025

Despite record-level visitation in recent years, NPS staffing reductions have affected maintenance, scientific research, and search-and-rescue operations most acutely, functions visitors don't typically see. According to the NPCA, some visitor centers have reduced hours, lifeguard positions have gone unfilled, and rangers report covering multiple roles simultaneously.

National parks boost local economies, but they can also harm local land

Increased tourism and job creation are big wins for the small towns outside national parks, but the influx of visitors can also have negative effects, including wildlife destruction and overdevelopment.

American archaeology has a complicated legacy

Many national parks were discovered through American archaeological expeditions and, consequently, included the looting of Native American cultural sites and artifacts.

The iconic National Parks posters were the product of a New Deal arts initiative

Ranklin Delano Roosevelt established the Works Progress Administration in 1935 as a part of his New Deal. The program was intended to both create American jobs and inspire regular citizens through art. The Federal Art Project, as a part of the WPA, employed over 5,000 artists to work on projects, including the now-iconic National Parks posters.

The Leopold Report was an early blueprint for ecosystem management

The 1963 report, officially known as Wildlife Management in the National Parks, recommended wildlife management and ecological preservation. In 2012, a follow-up report built upon the original paper to guide future park service policies based on scientific findings.

What does NASA do besides space?

Although its splashiest accomplishments are the ones taking place in outer space, NASA actually does a lot more than space exploration. The federal administration also conducts intensive research on the interconnected systems of the Earth, from studies of the atmosphere and oceans to research into the composition of the planet's interior. See what NASA is discovering about our home planet here.

The reservation system gives tribes limited self-governance while keeping them under federal control

Federal law designates Native nations as "domestic dependent nations"—a legal category that recognizes limited tribal sovereignty while subordinating tribes to federal authority. This ambiguous status, introduced by Chief Justice John Marshall's 1831 opinion in Cherokee Nation v. Georgia, has shaped conflicts over land and governance ever since.

The National Mall hosts one of the country's largest July Fourth fireworks shows

Each Independence Day, the National Mall hosts a massive fireworks display coordinated by the National Park Service, drawing hundreds of thousands of spectators to the nation's capital.

Most US fire departments are staffed entirely by volunteers, though they tend to serve smaller communities

According to the Federal Emergency Management Agency's 2024 registry, 70% of US fire departments are all volunteer, while 9.5% are fully staffed with paid employees. Volunteer departments are mainly found in rural and suburban areas, whereas most urban Americans are served by career or mixed departments.

Half of Americans have an unfavorable opinion of the IRS, while 38% have a favorable view

From July 1 to July 7, 2024, Pew Research Center conducted a survey of 9,424 adults to gauge the public's attitudes about the federal government, including government agencies and departments. Of 13 agencies, 10 had net favorable ratings of 15 percentage points or more. Topping the list were the National Park Service (76% favorable), the US Postal Service (72%) and NASA (67%).

The president can federalize state National Guard units during national emergencies

While the governor usually commands their state's National Guard, the president can assume control—federalizing the guard—under laws like the Insurrection Act or Title 10. Once federalized, troops operate under the US military chain of command.

Hawaii is the only US state with no incorporated municipalities

Unlike every other state, Hawaii has no cities or towns. Its four county governments manage all local services—the functions that municipalities provide elsewhere in the US—across the entire state.

The UN in NYC is an international zone belonging to all member-states

The four primary buildings are located on an 18-acre site on the East Side of Manhattan. The complex has its own postal administration, fire department, and security forces.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

The Department of Homeland Security manages America's border and immigration enforcement

DHS serves as the umbrella agency managing immigration enforcement, border security, and related public safety responsibilities. Learn more about the department's budget, strategic initiatives, organizational history, and coordination of multiple agencies.

Why the structure of the National Science Board contributes to the NSF's nonpartisan design

After Congressional debates over the merits of having an independent agency versus one accountable to the president and the public, it was decided that the director and Board members would be presidentially appointed but serve staggered six-year terms. By replacing one-third of the Board's members every two years, each could outlast any single administration.

Zoning laws determine what can be built—and where—in every American community

Local governments use zoning to regulate land use. About 75% of residentially zoned land in American cities is designated for single-family homes only—a restriction that some experts blame for increasing housing costs and reducing affordability.

How Lyndon Johnson created public radio

The Public Broadcasting Act of 1967, part of the president's Great Society plan, established the Corporation for Public Broadcasting, which later led to the incorporation of National Public Radio. Originally, the bill was intended solely to establish public television; before Johnson signed the act, slips of paper reading "and radio" were literally Scotch-taped next to each mention of "television."

The 6 US Mint locations across the country work together to create America’s coins and more

While the US Mint at Denver makes circulating and collectible coins, the US Bullion Depository at Fort Knox stores much of the country's gold. Other locations include the San Francisco Mint, the Philadelphia Mint, the headquarters of the US Mint in Washington, DC, and the West Point Mint.

The USPS spent $3.97B in 2024, accounting for .058% of the federal budget.

Total national debt as of yesterday

Debt to the Penny is the total debt of the U.S. government and is reported daily. It is made up of intragovernmental holdings and debt held by the public.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

See this overview of the firework rules across all 50 states, ranging from a complete ban on non-professional fireworks in Massachusetts to states with more lax rules like Indiana.

While the sun's gravity keeps the planets in orbit, their gravity also pulls on the sun, causing it and everything else in the solar system to orbit around a mutual balance point called the barycenter—the true center of the solar system.

Poison ivy's rash-causing compound is found in the plant's roots, stem, and leaves—so coming into contact with any part of the plant can lead to rashes for the 85% of people who are allergic to it.

The Great Salt Lake's distinct dual coloration results from high-salinity organisms that only live in the northern portion and produce a purple protein.

All rainbows are 'raincircles' caused by water droplets separating white sunlight into a spectrum of colors, but Earth's surface blocks the bottom half of the circle from our line of sight.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

Some renewable energy sources may weaken the resiliency of electric grids by removing outage buffers provided by coal- and natural gas-fired plants, which provide the system with more time to find a new power source if a plant goes down.

Listen to an in-depth conversation on the links between Parkinson's disease and herbicide exposure and the challenging pace of scientific investigation.

Some Pokémon have been named after real and fictional organisms, while some real-world species have been named after Pokémon, such as Chilicola charizard and Binburrum zapdos.

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

Watch how deep-sea mining equipment collects and processes polymetallic nodules—metal-rich, potato-shaped rocks—from the ocean floor and creates environmentally damaging plumes of sediments.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

Frank Lloyd Wright's houses are historically hard to sell because they're old, subject to local landmark commissions, and often unfashionable

Researchers believe the brain consolidates memories, processes emotions, and plans for the future during dream states