Telephoto Zoom Lens For Canon Slr Cameras

David asks…best lens for shooting cityscapes?i have a canon rebel t3, im going on a trip to europe, and wanted a good lens to take pictures with. i was thinking a telephoto lens,but i dont have a lot to spend, less than $500. i was thinking
Canon EF-S 55-250-mm f/4.0-5.6 IS Telephoto Zoom Lens for Canon Digital SLR Cameras - Black... would this be good, any other suggustions?mr.eos answers:Take a look here and see if you can figure it out

http://imaging.nikon.com/lineup/lens/simulator/

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Canon Eos more info....