http://www.math.uwaterloo.ca/tsp/data/ml/monalisa.html best so far: Tour: 5,757,191 Bound: 5,757,084 Gap: 107 (0.0019%)
http://www.math.uwaterloo.ca/tsp/world/countries.html GR9882 - Greece Computation Log Instance Created: July 29, 2001 Number of Cities: 9,882 Optimal Value: 300,899 Solved: March 22, 2002 Solution Method: Concorde -C 24, QSopt LP solver, LKH+tmerge tour Solution Time: 7.9 million seconds, AMD Athlon 1900+
http://www.math.uwaterloo.ca/tsp/world/countries.html WI29 - Western Sahara Computation Log Instance Created: July 29, 2001 Number of Cities: 29 Optimal Value: 27603 Solved: July 30, 2001 Solution Method: concorde (default settings), QSopt LP solver Solution Time: 0.09 seconds, AMD Athlon 1.33 GHz
http://www.math.uwaterloo.ca/tsp/world/vmtour.html VM22775 - Vietnam Computation Log Instance Created: July 29, 2001 Number of Cities: 22,775 Optimal Value: 569,288 Solved: April 28, 2009 Solution Method: Concorde