Three young men wait at sunset for Old Faithful Geyser to erupt in the Upper Geyser Basin of Yellowstone Park in Wyoming. Old Faithful erupts every 45 to 125 minutes, lasting from one and a half minutes to as long as five minutes.
Mount Rainier is a massive stratovolcano located 54 miles (87 km) southeast of Seattle, United States. It is the most prominent mountain in the contiguous United States and the Cascade Volcanic Arc, with a summit elevation of 14,411 feet (4,392 m). Wow!
Arches National Park is a U.S. National Park in eastern Utah. It is known for preserving over 2000 natural sandstone arches, including the world-famous Delicate Arch, in addition to a variety of unique geological resources and formations.
A storm drops rain on the Great Sand Dunes of the Sangre de Cristo mountains in southern Colorado.
In Canyonlands National Park, the Green River curves south where it will soon join the Colorado River. At the confluence of the two rivers in Canyonlands, you can see that both rivers were aptly named. The water of the Green River is very green, while the Colorado (which means colored red) River carries its colorful load of red silt from erosion.
An iceberg “calves” from Margerie Glacier, a 21-mile-long (34 km) tide water glacier in Glacier Bay in Alaska which is part of the Glacier Bay National Park and Preserve.
The morning sun glows red on Mesa Arch just after Sunrise in Canyonlands National Park, Utah.