"Two popular Hawaii sights have been named to a list of the top 10 free attractions in the United States.
Waimea Canyon on Kauai was No. 3 on the list of free attractions. The U.S.S. Arizona Memorial in Honolulu was No. 6.
The Bellagio Fountains in Las Vegas topped the list, followed by Arlington National Cemetery in Arlington, Va."
http://www.bizjournals.com/pacific/stories/2008/05/19/daily46.html