Due to rockslide and subsequent erosion, the height of Mount Cook slowly decreases.
Grand Teton National Park offers opportunities for fishing, hiking, camping, and mountaineering not far from Yellowstone National Park.
Divided into four summits, Annapurna in Nepal is considered a massif, or a group of compacted mountains.
Cotopaxi erupted more than 60 times since the 16th century, making it one of the most active volcanoes in Ecuador.
Once an active volcano, Ben Nevis erupted and collapsed inward on itself millions of years ago.
Mount Kilimanjaro contains three volcanic cones—Kibo, Mawenzi, and Shira—and is the highest mountain in Africa.
Surrounded by beaches, Iceland's Kirkjufell (or “church mountain") holds bird and fish fossils.
In 79 C.E., Mount Vesuvius erupted and buried the city of Pompeii under ash.
A UNESCO World Heritage site, the Pitons hold the water source for the hot springs of Absalon in Saint Lucia.
Uluru is a tor, an isolated mass of weathered rock, and is the second largest monolith in the world after Mount Augustus in Australia.
Popocatépetl is an active stratovolcano located in the Trans-Mexican volcano belt.
Denali is the tallest mountain in North America, rising to 20,310 feet.
The highest mountain in the world, Mount Everest is over 60 million years old and grows about a half inch taller every year.
This granite monolith in California features near-vertical walls and stands over 3,000 feet above sea level.
The pyramid-shaped Matterhorn straddles the border of Switzerland and Italy in the Alps.
Mount Blanc is the highest mountain in the Alps.
The five peaks of Mount Hua each hold Taoist teahouses and shrines.
Mount Rainier is an active volcano and the highest peak in the Cascade Range.
Overlooking Cape Town, South Africa, Table Mountain gets its tubular shape from horizontal layers of sandstone, eroded away by vigorous water and wind.
Mount Sinai is historically significant for Christianity, Judaism, and Islam, and is said to be the site where God gave the Ten Commandments.
The location, elevation, and harsh climate make K-2—the second-highest mountain in the world—one of the most challenging to climb.
An active volcano that last erupted in the 18th century, Japan's Mount Fuji has been a pilgrimage site for centuries.
Although Mount Olympus is snowcapped and often covered in clouds, Homer’s Odyssey depicted the peak as "basking in cloudless pure air."