Mountains

This rendering shows what the wildlife crossing will look like when completed.

The 'World's Largest Wildlife Crossing' Will Help Animals Walk Safely Over Eight Lanes of California Traffic

The 210-foot-long bridge across a busy freeway in Los Angeles County is expected to be finished in 2025

The tracks are located west of Ouray, Colorado, in the San Juan Mountains.

You Can Visit the World's Largest Continuous Dinosaur Trackway, Now on Protected Public Land

In the Late Jurassic, a long-necked dinosaur made a 270-degree turn while walking in present-day Colorado—and left behind a rare treat for paleontologists

Climbers collect garbage from Mount Everest in 2020. In recent years, officials have implemented new regulations to help reduce trash on the mountain.

The Nepali Army Is Removing Trash and Bodies From Mount Everest

They expect to haul off ten metric tons of garbage and up to five bodies from the world's tallest peak

The mountain range is beloved for its challenging rock climbing and unusually varied terrain, from grassland and forest to rugged alpine rises.

Climbing Malawi’s Island in the Sky

A steep, lush massif—the country's highest peak at 10,000 feet—beckons adventurers

The propeller blade was discovered wrapped in a potato sack in Coire a’Bhradain on the isle of Arran in Scotland.

Mysterious World War II Plane Propeller Found in Scottish Peat Bog

The object likely broke off a doomed plane during a crash on the isle of Arran

An ancient fresco depicting Helle reaching for her twin brother, Phrixus, after falling from a golden ram

A Remarkable Fresco Depicting a Scene From Greek Mythology Has Been Found in Pompeii

The vibrant painting portrays siblings Phrixus and Helle as they flee from their stepmother

A Kronosaurus, one of the top predators in Cretaceous-era tropical oceans, prepares to feast on an ammonite.

Uncovering the Secrets of Colombia's Rich Fossil Deposits

Paleontologists are working hard to understand oceanic remains buried high in the Andes

The area was surveyed using lidar technology, which revealed a large-scale network of roads and platforms.

Archaeologists Discover Ancient Cities Hidden in the Ecuadorean Amazon

Laser imaging has revealed an extensive network of settlements and roads that challenge historical understandings of the area

Wolverines live in snowy, high-elevation habitats.

Wolverines Receive Federal Protection as a Threatened Species in the Lower 48 States

The carnivorous mammals will increasingly face habitat loss and fragmentation because of climate change, according to scientists

Artist Oscar Nilsson spent 400 hours working on the reconstruction.

See the Face of an Inca Teenager Killed in a Ritual Sacrifice 500 Years Ago

The mummified girl, known as "Juanita," was found in 1995 on Peru's Ampato volcano

A leaf-eared mouse called Phyllotis vaccarum

Biologists Find 13 Freeze-Dried Mouse Mummies Atop Andean Volcanoes

These cold, arid and oxygen-poor summits are akin to conditions on Mars, prompting questions about how the rodents got there—and how they survived

Isabella Bird ascended the 14,259-foot-tall Longs Peak, now part of Rocky Mountain National Park.

Following British Explorer Isabella Bird's Footsteps Through the Rockies, 150 Years Later

The intrepid Victorian-era author proved that a lady’s life could be in the mountains, and I am forever grateful for that

Rocks, an undated oil painting by Skinner, reflects the artist's penchant for juxtaposing the earthy tones of the Western desert with icy blue shadows and sky. 

Celebrating a Hidden Artistic Visionary of the American West

Charlotte Butler Skinner spent decades chronicling glorious mountains and deserts, in the company of Dorothea Lange and other influential friends

Harila and Tenjin summitted all 14 peaks between April 26 and July 27.

These Climbers Just Set a New Record for Ascending the World's 14 Highest Peaks

Kristin Harila and Tenjin Sherpa completed the series of climbs in just over three months

Mountaineers came upon the gear and remains of a hiker missing since 1986 last month.

Melting Swiss Glacier Reveals Remains of Climber Who Disappeared in 1986

As climate change warms the planet, more discoveries of human remains and objects in ice are expected to occur

The historic railway is the highest in America.

You Can Now Take a Sunrise Train Ride to the Top of Pikes Peak

See the panoramic vistas from atop the 14,000-foot mountain that inspired Katharine Lee Bates to write "America the Beautiful"

Mount Etna erupts in July 2021.

Secrets Still Smolder at One of the World's Most Active Volcanoes

A century after one of Mount Etna's many notable eruptions, scientists are more eager than ever to study the peak's frequent bursts of fiery fury

Expedition tents at Everest Base Camp in the Mount Everest region of Solukhumbu District

Nepal Won't Move the Mount Everest Base Camp for Now, Despite Risks

The camp is growing more dangerous with climate change and human activity, but it’s an ideal location for keeping hikers safe from falling ice

Ski resorts in the Rocky Mountains received record-setting snowfall this year, which likely inspired more people to go skiing and snowboarding.

Ski Areas Reported More Visits Than Ever This Past Winter

Heavy snowfall—particularly in the Rocky Mountains—attracted record numbers of American skiers and snowboarders

Park-goers hoping to catch a glimpse of the synchronized flashing of fireflies can soon enter a lottery.

How You Can See Tens of Thousands of Fireflies Flash in Unison

The lottery for viewing these bioluminescent bugs at Great Smoky Mountains National Park opens Friday

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