18. RESOURCES http://www.pics4learning.com/details.php?img=shoreline1.jpg http://images2.pics4learning.com/catalog/b/thumbs/bdlnd029_thumb.jpg http://www.flickr.com/photos/earthwatcher/2299938762/ http://www.flickr.com/photos/lightcliff/4172018623/ http://www.flickr.com/photos/mon_oeil/2802570943/ http://www.flickr.com/photos/8829172@N02/4069281261/ http://www.flickr.com/photos/vintzileos/1264208624/ http://www.flickr.com/photos/vintzileos/1264208624/ http://www.flickr.com/photos/mtchm/362687149/ http://www.flickr.com/photos/iancarroll/3481344198/ http://www.flickr.com/photos/zawtowers/870069737/ http://www.flickr.com/photos/rossdu/1356845979/ http://farm3.static.flickr.com/2064/2482736091_ef523c8cb6_t.jpg http://www.flickr.com/photos/lrargerich/4147108963/ http://www.flickr.com/photos/lrargerich/4147108963/ http://www.flickr.com/photos/qilin/2615525453/ http://www.flickr.com/photos/riverap1/4001930205/