Visit top U.S. historical spots

Published On: Apr 10 2012 03:50:43 PM EDT   Updated On: Aug 30 2013 10:21:17 AM EDT
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Summer is a great time to travel and a perfect time to catch up on some great U.S. history. The history of the U.S. is as unique as the many sites marking its growth. Find out where visitors can experience America's proud heritage firsthand.