Graphical TSP Instances based on U.S. highways


File listing all edges, one per line
format: city_1 city_2 distance
Interstate.txt


File listing additional edges for Canada, one per line
format: city_1 city_2 distance
InterstateWca.txt


File listing all cities, US first, Canada second, alphabetically, one per line
format: city_number city_name (degree: #)
citylist.txt


Lists of city numbers from citylist.txt for instances, cities separated by white space