Skimboarding! I have been skimboarding since i was 13, and still kickin' it at 40 years old.
http://barefootgentile.wordpress.com/2011/08/06/skimboarding-at-newport-ri-82011/
http://barefootgentile.wordpress.com/2011/08/06/skimboarding-at-newport-ri-82011/