This tunnel along the Bright Angel Trail is only a short walk from the trailhead on the South Rim. The tunnel is cut through a small ridge of Kaibab Limestone.
The URL of this page is: http://3dparks.wr.usgs.gov/2006/grandcanyon/html/grand340.htm
Maintained by Webmaster,
Menlo Park, CA
Last modified: 5/6/2006
