Geography Of The World
How Many Cities Sit on the Shores of the Great Lakes?
Discover which major cities line the Great Lakes, from Chicago and Toronto to Duluth and Buffalo, across eight US states and Ontario.
Oldest Mountain Ranges Of The World
It takes a very long time to form a mountain. Small volcanoes can grow up in just a few months, but a big mountain typically takes thousands of years to take shape.
The Lakes That Sit on Fault Lines in the United States
Fault lines built some of America's most striking lakes. See how quakes and shifting crust shaped Tahoe, Reelfoot, and more.
The 10 Deepest Lakes in the World
The world's deepest lakes generally formed through ancient cataclysmic events, leading to deep rifts in the Earth which became filled with water.
How Long Would It Take to Drain Lake Superior?
Discover Lake Superior’s vast size, 191-year retention time, ecology, wildlife, islands, and importance to Great Lakes life.
Why the Great Salt Lake Keeps Shrinking
The Great Salt Lake's record low water levels in 2022, caused by reduced streamflow and evaporation, threaten Utah's economy, wildlife, and air quality.
10 Largest Lake Islands In The World
Lake islands are islands that are situated within a lake. Some of the world’s largest lake islands are discussed in this article.
The Major Deserts Of The United States
Saguaro forests, gypsum dunes, and the hottest place on Earth. Discover the major deserts of the United States and the surprising variety within each
The Eight US States Located in the Great Lakes Region
The Great Lakes have been important in growing the economies of Canada and the US. Every great lake except Lake Michigan straddles the border between both countries.
Why the Caspian Sea Is Technically a Lake
Whether the Caspian Sea is technically a lake is more important than mere trivia. It determines multiple resource and territorial rights between countries.
How Many Lakes Are There in the United States?
US lake estimates range from about 160,000 to nearly 500,000, depending on how researchers define and count these water bodies.
The Oldest Lakes in the World Still in Existence
The world's oldest lakes have endured for millions of years, creating isolated ecosystems with unique species and revealing Earth's geological history.
The Lakes With Underwater Forests
These remarkable lakes preserve underwater forests shaped by lava flows, earthquakes, and swamps, creating rare windows into lost landscapes.
6 Most Snake-Filled Bodies Of Water In Arkansas
From Lake Ouachita to the White River, these are the 6 most snake-filled bodies of water in Arkansas, where cottonmouths and rattlesnakes share the water.
The 10 Longest Rivers in the United States
Combined, the Missouri and Mississippi would rank among the longest rivers on Earth. Discover the 10 longest rivers in the United States and where they flow.
6 Most Snake-Filled Bodies Of Water In Utah
Utah is home to 28 different species of snake, including seven of which are venomous rattlesnakes, and many of these species thrive near major water bodies.
Why the Great Lakes Are Considered an Inland Sea
Why the Great Lakes are called an inland sea, from their ocean-sized waves and massive scale to their freshwater identity.
The Lakes Formed by Earthquakes in the United States
Explore six American lakes shaped by earthquakes, from Reelfoot to Quake Lake, where sinking land and landslides remade landscapes forever.
The Pink Lakes of the World and Why They Are Pink
Pink lakes get their color from salt-loving microbes or minerals, deepening in hot months and fading when rain dilutes salt.
The Lakes Heated By Geothermal Activity
These geothermal lakes boil, steam, shift colors, and reach extreme temperatures, revealing how volcanic heat can transform water into something otherworldly.
5 Most Snake-Filled Bodies Of Water In Indiana
Indiana’s lakes and rivers support diverse snake habitats, especially wetlands and shorelines, where watersnakes and queensnakes are commonly encountered.
How Many States Touch the Great Lakes?
Michigan touches four Great Lakes, while seven other states border Superior, Michigan, Erie, or Ontario along America’s northern freshwater coast.
The World's Longest Mountain Ranges
The world's longest mountain range hides almost entirely underwater. Discover Earth's longest ranges, from the mid-ocean ridge to the towering Andes.
6 Most Snake-Filled Bodies Of Water In South Carolina
Snakes are thriving in South Carolina’s waters, and the six bodies of water that follow are where the highest concentration of them lives.
5 Most Snake-Filled Bodies Of Water In Idaho
Rattlers swim, gopher snakes bluff, and garters fill the coves. These are the five most snake-filled bodies of water in Idaho and when to watch out.
10 Largest US Lakes
The U.S. has over 102,500 lakes, with Alaska leading in number, Minnesota in named lakes, and the Great Lakes spanning 94,250 square miles.
Tears Of The Turtle Is America's Deepest Limestone Cave
Nearly half a mile straight down, Montana's Tears of the Turtle is America's deepest limestone cave. Discover the record-breaking descent few will ever attempt.
10 Most Famous Rivers In The World
Rivers are the lifeblood of our world. This list looks at the ten most famous rivers in the world, from the Nile to the Mekong.
The 10 Lowest Places On Earth
The Earth's surface exudes an impressive range of elevations. The following list is all about highlighting the lowest points across the terrestrial landscape.
5 Most Snake-Filled Bodies Of Water In Missouri
From the Mississippi River to Table Rock Lake, these are the 5 most snake-filled waters in Missouri, where watersnakes and cottonmouths thrive.
6 Most Snake-Filled Bodies Of Water In Delaware
Discover snake habitats around Delaware’s ponds, rivers, and swamps, including where copperheads may occur and which nonvenomous snakes are most common.
4 Most Snake-Filled Bodies Of Water In South Dakota
South Dakota’s waterways attract many native snakes, mostly harmless, drawn by prey, sunning spots, and rich grassland-wetland habitats across reservoirs.
The Great Lakes Ranked By Average Wave Height
The five Great Lakes cover over 90,000 square miles, with Lake Superior having the tallest average waves, Lake Erie the lowest.
The Oldest Man-Made Lakes in the United States
Some of America's oldest man-made lakes have supplied water, powered industry, and shaped communities for more than two centuries.
5 Most Snake-Filled Bodies Of Water In Kansas
One doesn't think of Kansas as a haven for snakes, but in the five most snake-filled bodies of water in the Sunflower State, it's clear that they thrive here.
How Many Rivers Drain Into the Great Lakes?
These 18 rivers play a key role in supplying water to the Great Lakes and supporting the surrounding watershed and ecosystem.
The Deepest Caves In The World
Perhaps there are even more caves to be discovered in the future, but for now, let’s look at the 10 deepest caves known in the world today.
The Lakes With The Most Diverse Bird Populations
Seven U.S. lakes along major migration flyways host hundreds of bird species each year, with four on the Pacific Flyway from Alaska to Patagonia.
6 Most Snake-Filled Bodies Of Water In Minnesota
Minnesota's lakes and rivers create ideal habitat for water-loving snakes, with wetlands, rocky shorelines, and abundant prey.
Where Is The World's Deepest River?
The Congo River, which flows through West-Central Africa, is the deepest river in the world, both in terms of maximum depth and average depth.