Links and Resources
Wikipedia.org - Ambigram definition
Ambigram Magazine - A site dedicated to the art of ambigrams
Ambigrams Revealed - A site for bringing together the ambigram community & ambigram fans
JohnLangdon.net - Official website of the renowned ambigram artist
Ambiblog - A Blog dedicated to the ambigram process, compiled by Nikita Prokhorov
Collection of Ambigrams drawn by Nikita Prokhorov, on Flickr