Great shots of Burlington. Never thought I'd see threads of many on these Iowa cities on here. I too found Burlington interesting when I visited it a couple years ago. Some of the views from the bluffs north of downtown were impressive. By the way, did you happen to check out snake alley while you were there:
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http://static.panoramio.com/photos/original/9287699.jpg
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http://farm4.static.flickr.com/3011/...fbe69e.jpg?v=0