A Warm Day Friday with Light Winds
Expect breezy southwest winds this weekend as a cold front moves north of the Grand Canyon region. Maximum temperatures cool to seasonal normals from Sunday through Wednesday. More »
Bat Tests Positive for Rabies in Grand Canyon National Park
Public Health Alert, October 2014: A bat recently removed from an area along the Colorado River within Grand Canyon National Park has tested positive for rabies. Any persons having physical contact with bats in the park, please follow this link. More »
*We are not taking Teacher-Ranger-Teacher applications for Summer 2013. Please check back later.*
Grand Canyon participates in the National Park Service's Teacher-Ranger-Teacher program. This program provides selected teachers the opportunity to spend a summer working as a Grand Canyon park ranger and gain valuable educational experience to take back to the classroom.
To learn more about the national program, visit http://www.nps.gov/learn/trt/.
Did You Know?
The more recent Kaibab limestone caprock, on the rims of the Grand Canyon, formed 270 million years ago. In contrast, the oldest rocks within the Inner Gorge at the bottom of Grand Canyon date to 1.84 billion years ago. Geologists currently estimate the age of Earth at 4.5 billion years.