US & Canada

A Sea of Fog Completely Filled the Grand Canyon

Known as total cloud inversion, the weather phenomenon is quite rare—and spectacular

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Halloween

This Grave Atlas Shows Where to Find the Distinguished Deceased

We know where the bodies are buried ... take a virtual tour of world cemeteries that host famous artists and rogues

Geese lift off a lake in front of a sun pillar at Squaw Creek National Wildlife Refuge near Mound City, Missouri.

American South

The Best Places in America to See Fall Bird Migrations

All across the country, birds are making the trek south for the winter—here are some of the best places to witness their journey

Around half of the San Gabriel Mountains are now a national monument.

San Gabriel Mountains Designated A National Monument

President Obama grants federal protection to half of the California mountain range

Abandoned wooden houses line the main street in St. Elmo, Colorado.

Halloween

Need Some Alone Time? Check Out America's Coolest Ghost Towns

Old mines, abandoned buildings, and the occasional curse: Ghost towns cover the United States, and they make for a fun detour

Balloons taking off during the Mass Ascension at the opening of the International Balloon Fiesta at Balloon Fiesta Park in Albuquerque, New Mexico.

New Mexico's Skies Burst With Color During World's Largest Hot Air Balloon Festival

The 43rd Albuquerque Balloon Fiesta sends hundreds of hot air balloons soaring into the sky

Autumn in the Blue Ridge Mountains, Virginia.

America's Best Fall Color Drives

Want to be dazzled by Mother Nature’s fall foliage display? Just hop in the car.

To enter Son Doong Cave in Vietnam, visitors must descend over 260 feet.

American South

From the Biggest to the Longest, Five Amazing Caves To Visit

New measurements revealed the world's largest cave, which is unfortunately off-limits. But what are some other impressive underworlds open for visitors?

More than two years after his death, the tortoise Lonesome George has been stuffed and put on display in New York.

Lonesome George, the Last Tortoise of His Kind, Is on Posthumous Display in NYC

Driven to extinction by overhunting, the world's last Pinta Island tortoise is now a taxidermy display at New York's American Museum of Natural History

Members of the Apollo 15 crew training at Cinder Lake.

Can't Make It to the Moon? Head to Arizona Instead

In 1967, the United States Geological Survey turned an old volcano into a lunar training ground for astronauts

The Heinz History Center in Pittsburgh, P.A. is celebrating its city in a long-term exhibition, "Pittsburgh a Tradition of Innovation."

Celebrating Pittsburgh, the City Behind Pro Football, Big Macs and the Polio Vaccine

The Pennsylvanian city had more lives than a cat and thrives as a hub of innovation

Distinctive gold cuff links provided a recognition signal between Soviet mole Pyotr Popov and his CIA contacts.

A Private Tour of the CIA's Incredible Museum

Inside the agency's headquarters is a museum filled with relics from half a century of cloak-and-dagger exploits

Pemaquid Point Lighthouse, Pemaquid Peninsula, Maine

Maine's Most Interesting Lighthouses

Shipwrecks, poetry and alien encounters: The lighthouses dotting Maine's coast pack a double punch of beauty and history

"Micro Island Isolation | Middle Velma Lake" by Christian Arballo

Explore 50 Wilderness Areas Across America

To celebrate the 50th anniversary of the Wilderness Act, explore 50 different wilderness areas around the country

Butcher shop owner Sajad Saleh sells his wares at the Al Tayebat Meat Market.

Amid the Heated Debates, Iraqi Immigrants Struggle to Make a Living in Arizona

Familiar fare—qeema, biryani, dolma—offers comfort to the thousands of refugees starting life over in Phoenix

Saint Elias Range

Wrangell – Saint Elias Wilderness

Caribou, glaciers, World Heritage Site

A foggy bog in Seney National Wildlife Refuge, Michigan

Seney National Wildlife Refuge

String bogs, sand dune islands and carnivorous plants

Wildflowers abound by the Absaroka Mountains, Wyoming

Teton Wilderness

The continental divide, wild rivers and grey wolves

Sailboats moor at Presque Isle Bay on Stockton Island in Lake Superior's Apostle Islands National Lakeshore, Wisconsin

Gaylord Nelson Wilderness

Pristine sandscapes, boreal forest and wild game

Hiker in Dolly Sods Wilderness Area

Dolly Sods Wilderness

Rocky plains, upland bogs and a variety of flora

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