Check this out.
This Marines Ambigram is a medium length symmetric ambigram that is just one of many ambigrams that can be created on the FlipScript site.
The graphic to the left shows that ambigrams really are ambi-guous depending on how you read them. This design can be read as 'Marines' one way and also can be read as 'Marines' the other way.
Hover over the ambigram to see it spin.
Everything on the FlipScript site now displays the Marines Ambigram. To see this design, navigate to a category using the red menu bar above and the Marines Ambigram will appear on everything you see.