Old Faithful, a geyser at Yellowstone National Park, Wyoming, erupts about every 90 minutes. The actual time between eruptions can be anywhere between 20 minutes to almost two hours.

Photograph by Dean Conger, National Geographic

Download this file

Our media can be used in a variety of contexts—from media spotlights to encyclopedic entries to lessons. From this page, check out the different ways you can use this .

Media Spotlight

Explore this media with added features including:

  • Background
  • Focus Questions
  • Fast Facts
  • Vocabulary
  • Related Resources

Best For
5-11

Subjects
Language Arts, Social Studies

Appropriate For

  • Educators

American poet Walt Whitman celebrates the act of voting in “Election Day, November, 1884.” He emphasizes that the “heart of it” is not the actual election of a representative, but instead “the act itself … the quadrennial choosing” that honors American democracy.

Other Pages That Use This Item

When a Sleeping Giant Awakes
When a Sleeping Giant Awakes Article

Best For
6-12+

Subjects
Geography, Science

Appropriate For

  • Educators
  • Families
  • Students

Past volcanic eruptions that have taken place at Yellowstone National Park have been global disasters. Today, scientists are trying to predict how this ticking time bomb will explode—or fizzle out.

geyser
geyser Encyclopedic Entry

Best For
4-12+

Subjects
Geography, Science

Appropriate For

  • Educators
  • Families
  • Students

A geyser is a rare kind of hot spring that is under pressure and erupts, sending jets of water and steam into the air