This challenge is no longer accepting new submissions.
Grab your camera and snap a picture of your favorite National Historic Landmark, our nation's most significant places.
Department of the Interior - National Park Service
Submission Start: 08/31/2010 04:00 AM ET
Submission End: 09/11/2010 03:59 AM ET
This challenge is externally hosted.
You can view the challenge details here: http://www.nps.gov/history/nhl/2010photocontest/