Your National Geographic Society membership helped fund this expedition. Watch the documentary Into the Grand Canyon on National Geographic, as PeteMcBride and Kevin Fedarko traverse the Grand ...

There is a gust of wind and the feel of the dory dropping down the first wave as if falling into an elevator shaft.... To most of its five million visitors a year, Grand Canyon National Park means ...

Yearly visitation rose into the tens of thousands. By 1919, the Grand Canyon was attracting nearly as many tourists as Yellowstone or Yosemite. But it was still a national monument, and still ...

In the afternoon, while his crew set up camp for the night, Powell would often climb into the canyon to investigate. Much has been learned about the geology of the Grand Canyon and about the ...