I made ants check it out idfk if it works I'll test it later

http://ameyajoshi005.wordpress.com/2012/11/10/the-traveling-salesman-problem-using-ant-algorithms/
http://www.idsia.ch/~luca/acs-bio97.pdf
http://www.ef.uns.ac.rs/mis/archive-pdf/2011%20-%20No4/MIS2011_4_2.pdf