http://www.huffingtonpost.com/2013/05/31/atheist-monument-starke-florida_n_3368319.html?utm_hp_ref=religion
The reference to the Treaty of Tripoli is questionable. Congress ratified a TRANSLATION from the Arabic! Read the Wikipedia article for a pretty good discussion of the matter.
Madalyn Murray O'Hair, American Atheists founder, has become a Great American immortalized in stone ... alongside Jefferson and Franklin! Give me a break.