Yellowstone’s Natural Wonders

Sometimes Yellowstone’s geyser and waterfalls overshadow some of the park’s amazing natural wonders. See petrified trees, natural rock arches, lava formations, and hoodoos.

Sinks Canyon by Scott Copeland courtesy of Wind River Country

7 Natural Wonders On the Way to Yellowstone

Your route to Yellowstone includes some of the world’s most unusual natural wonders including a volcano plug and the world’s largest mineral hot spring. Read More...

The Yellowstone River beside Calcite Springs lava formations. Photo by Gloria Wadzinski

Basalt Columns like “Rock Fence Posts” in Yellowstone

See massive rock columns that look like fence posts. They were formed by lava flow 1.3 million years ago. The rock columns can be found at Calcite Springs near Tower, and at Sheepeater Cliff. Read More...

Mammoth Hot Springs Upper Terrace.

How will Climate Change Affect Yellowstone in 100 Years?

Things will die off. Other things will come in. Yellowstone could go from a forest to a sagebrush prairie. Draught could affect the geysers. Read More...

Petrified Tree

How Yellowstone’s Petrified Forests Were Created

Large “petrified forests” or fossil forests cover much of the Yellowstone National Park’s northern portion. Read More...

Mud Volcano Dragon's Mouth Hot Spring

Listen to the Recorded Sounds of Yellowstone

Free access to audio clips of people, animals and nature (think a bubbling geyser), many of which have been recorded in the Greater Yellowstone area. Read More...

Yellowstone's Natural Bridge in the Bridge Bay Area. Photo by Greg Willis [CC-BY-2.0], via Wikimedia Commons

See a Natural Bridge or Arch

Visitors to the Yellowstone region can see a natural bridge or arch in a few places. Read More...

Bison along Rose Creek in Lamar Valley in Yellowstone. Photo by NPS Neal Herbert

Top 3 Vistas in Yellowstone National Park

If you want to feel on top of the world, here are 3 views you must see: Artist Point, Lamar Valley, and the Yellowstone River cutting thru lava spires. Read More...

Petrified Forest

Yellowstone’s Petrified Forest

Around 50 million years ago, scientists say this area of the park was flourishing with tall redwood trees, maples, magnolias, oaks, dogwoods, and pines when volcanic eruptions from the nearby Absaroka Mountain range buried the forest in ash. Read More...