After 35 years with the National Park Service, Steve Martin has decided it's time to hang up his Stetson. The superintendent of Grand Canyon National Park has announced that he'll retire as of January 1.

Yellowstone has Old Faithful, in Yosemite looms Half Dome, and Arches has Delicate Arch. Those are just three settings that are readily identified with national parks. But which view in the National Park System do you think is the most iconic of all when talk turns to parks?

At Pearl Harbor, the dedication of a new $56 million visitor center highlights today's commemoration of the 69th Anniversary of the December 7, 1941, Japanese attack that plunged America into World War II.