How much of the US is unexplored?

While most of the U.S. is mapped, vast areas remain unexplored in detail, especially the deep ocean floor (over 90% deep ocean unexplored), vast tracts of dense forests in Alaska/Maine, extensive cave systems, and remote wilderness areas, with estimates suggesting around 95% of the U.S. is "unexplored" in terms of tourism and deep scientific understanding, despite extensive land surveying. The ocean floor under U.S. waters is less mapped than the land, with much still needing detailed sonar mapping.

What percent of the U.S. has never left the country?

Around 40% to 42% of Americans have never traveled outside the United States, with recent surveys from 2025 and 2021 indicating figures around 42% (Preply/Yahoo) and 27-40% (Pew Research/Forbes) respectively, though exact numbers vary by study and year, showing a significant portion of the population lacks international travel experience, often due to cost, language barriers, or lack of interest.
 

How much of the United States is untouched?

“Overall, however, only about 5% of the entire United States—an area slightly larger than the state of California—is protected as wilderness. Because Alaska contains just over half of America's wilderness, only about 2.7% of the contiguous United States—an area about the size of Minnesota—is protected as wilderness.”

Has the entire United States been explored?

No, America has not been fully explored; while major landmasses are mapped, vast areas remain unvisited or under-explored, including remote Alaskan wilderness, deep ocean trenches, extensive cave systems (like Florida's), and isolated islands, with new discoveries still happening in these challenging environments. 

What is the emptiest state in the USA?

The emptiest state in America, based on population density (people per square mile), is Alaska, with roughly only 1.3 people per square mile, followed by Wyoming and Montana, due to their vast size, harsh climates, and remoteness. While Wyoming often has the absolute lowest total population, Alaska's immense land area makes it the most sparsely populated by far.
 

The 10 Least Explored Places on Earth 2026

What is the #1 overpopulated state?

The U.S. state with the largest population is California, which has some 39,000,000 residents.

What is the most forgotten state in the USA?

The most forgotten U.S. state, according to data from trivia quizzes like Sporcle, is often cited as Missouri, followed by others in the Midwest and Northeast like Connecticut, Minnesota, and Massachusetts, often because they're overshadowed by larger coastal states or lack major, distinct landmarks. These states are easily missed when people try to quickly name all 50, despite having features like the Ozarks (Missouri) or famous colleges (Connecticut).
 

Who bought Alaska for $1?

The U.S. bought Alaska from Russia in October 1867 for 7.2 million dollars, or two cents per acre. Many Americans thought this was a waste of money and called Alaska "Seward's Folly," after Secretary of State William H. Seward who championed the purchase.

Why is 95% of the ocean unexplored?

95% of the ocean is unexplored because of its immense size, extreme conditions (crushing pressure, total darkness, frigid temperatures), the immense cost and danger of deep-sea tech, and the lack of landmarks in the water column, making detailed mapping incredibly difficult and expensive compared to space exploration. Our knowledge is limited to shallow, sunlit areas, while the vast deep ocean remains a hostile, mysterious frontier requiring advanced robotics and significant investment to study.
 

Do you get $1000 for living in Alaska?

Alaska's PFD program isn't new, but every year it draws attention for its economic impact. Funded by the state's oil and mineral revenues, the PFD helps redistribute wealth back to its residents. In 2025, the state confirmed a $1,000 payment for all eligible Alaskans.

What is the largest unclaimed land on earth?

The largest unclaimed territory in the world is Marie Byrd Land in Antarctica, a vast, inhospitable region covering about 1.6 million square kilometers (620,000 sq mi) that no nation has claimed due to its extreme remoteness and harsh climate, despite the continent itself being governed by the Antarctic Treaty. 

Is the U.S. overpopulated or underpopulated?

The U.S. isn't simply overpopulated or underpopulated; it's complex, with arguments for both depending on the metric, but current trends show slowing growth, declining birth rates (below replacement levels), and increasing reliance on immigration, leading to concerns about future workforce/budget impacts versus urban crowding and resource strain in specific areas. While the U.S. has vast land, making overall density low, major cities face overcrowding, and slower growth raises issues for an aging population and economic stability, making it a balancing act between population size, growth rate, and distribution. 

What is the most uninhabited place in America?

The most uninhabited places in the U.S. are primarily vast, remote wilderness areas in Alaska, such as Wrangell-St. Elias National Park & Preserve, and St. Matthew Island in the Bering Sea, due to extreme climates and rugged terrain, but the ** contiguous U.S. (Lower 48)** has large roadless tracts in Idaho (Selway-Bitterroot/River-of-No-Return Wilderness), the Utah/Nevada/Idaho borderlands (Owyhee Canyonlands), and parts of Nevada, Arizona (Gila Wilderness), and Wyoming. These areas are characterized by lack of roads, harsh conditions, and extreme isolation.
 

What is the hardest country for an American to visit?

North Korea is the hardest country to get a tourist visa, as the government tightly controls foreign visitors and restricts independent travel. Tourists must join guided tours, follow strict rules, and are closely monitored throughout their visit, making entry extremely difficult compared to most other countries.

What state do most people never leave?

Texas has the most people who never leave, leading the nation in "stickiness" with about 82% of people born there choosing to stay, followed by North Carolina, Georgia, and California, due to factors like strong job markets, lower costs, and cultural ties. States like Wyoming, North Dakota, and Alaska are at the opposite end, with many residents moving away.
 

How much of America is empty?

Around half the U.S. land area is effectively uninhabited, with estimates from 2010 Census data showing roughly 47% of census blocks having zero population, totaling millions of square kilometers of empty space, mostly in western states, mountains, and protected lands like national parks, while urban areas concentrate the population significantly.
 

What did NASA find at the bottom of the ocean?

NASA's underwater discoveries focus on using space tech (like satellites and rovers) to map the ocean floor, find analogs for alien life on ocean worlds (like Europa), and develop deep-sea robots, revealing thousands of hidden seamounts, vast microbial ecosystems in basalt, and new volcanic activity, all while studying deep-sea resources and supporting missions like SWOT for better seafloor imaging, revealing a mysterious, life-filled deep ocean vital for Earth's climate.
 

What covers 70% of the world?

The ocean covers approximately 70% of Earth's surface. It's the largest livable space on our planet, and there's more life there than anywhere else on Earth.

What does God say about the ocean?

God speaks about the ocean as His creation, a symbol of His immense power and authority, a source of life (creatures), a boundary He controls (Jeremiah 5:22), and a place for both judgment (Flood) and salvation (Red Sea), demonstrating His mastery over chaos and nature, as seen in Genesis, Job, and the Psalms. 

Why did Russia let the US buy Alaska?

Russia sold Alaska to the U.S. primarily because it was a costly, hard-to-defend territory, and Russia feared Great Britain would seize it in a war, so selling to the U.S. was a way to get money and counter British power, aligning with American expansionism. The fur trade was failing, Russia faced debt after the Crimean War, and it wanted to focus on Asia; selling Alaska to the U.S. seemed better than losing it for nothing to its rival Britain. 

What language do they speak in Alaska?

In Alaska, the most common language is English, but it officially recognizes 20 Alaska Native languages as co-official, with major Indigenous groups speaking languages like Inupiaq, Yup'ik, Tlingit, and Dena'ina, alongside Spanish and Asian languages spoken by smaller populations. These Native languages belong to the Inuit-Aleut (Eskimo-Aleut) and Athabascan (Na-Dene) families, with many distinct languages researched by the University of Alaska Fairbanks. 

How expensive is it to live in Alaska?

Living in Alaska is generally more expensive than the U.S. average, primarily due to significantly higher costs for groceries, utilities (especially heating), and healthcare, driven by its remote location and harsh climate, though it lacks state income/sales tax and housing costs can be comparable to the national average in some areas like Anchorage, according to sources like Apartment List, SoFi, and KCAW, respectively. 

What is the unhappiest state in the US?

Based on recent studies, particularly WalletHub's 2025 analysis, Louisiana and West Virginia consistently rank as the unhappiest states, often swapping the bottom spots, with Louisiana frequently cited as the absolute least happy due to factors like high depression rates, long work hours, low sleep quality, and high divorce rates, while West Virginia struggles with high adult depression and poor sleep. Other states often in the bottom ranks include Arkansas, Alabama, and Tennessee. 

What is the most feared state in the US?

The most dangerous states in the USA are typically identified by their violent crime and property crime rates. Alabama, New Mexico, and Louisiana often rank high on lists due to elevated rates of violent crime. These rankings can vary year to year depending on updated FBI or BJS data.

What is the #1 state people are leaving?

Key Points (2025)

Top outbound states by volume: New York lost the most residents from 2020 to 2024 with 446,814 people leaving, followed by California with 530,886 net outbound, and Illinois with 139,399 departures, representing the largest absolute population losses in the nation.