New Photo need some advice
 

So here it is: </p>
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<p><img src="http://img241.imageshack.us/img241/2818/lake1r.jpg" border="0" alt="" /></p>
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<p>What do you think on it? What should I change next time I shot photos like this?</p>
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<p>Image Data: </p>
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<p>EOS 50D + Sigma 17-70 at 17mm with f/11 ISO 100. 2 expositions were combined lake and houses were shot with 6 sec expo and the sky was shot with 1 sec expo.</p>
<p>&n