It seems that there is no Hong Kong in maps' world cities. >world.cities[substr(world.cities$name,1,3)=="Hon",] name country.etc pop lat long capital 14623 Honami Japan 26040 33.61 130.68 0 14624 Honaz Turkey 8073 37.75 29.27 0 14625 Honda Colombia 28055 5.19 -74.75 0 14626 Hondaidhoo Maldives 83 6.77 73.08 0 14627 Hondarribia Spain 16159 43.37 -1.80 0 14628 Hondo Japan 40728 32.46 130.19 0 14629 Hondo Valle Dominican Republic 3695 18.72 -71.70 0 14630 Honefoss Norway 13587 60.19 10.23 0 14631 Hong Denmark 3792 55.52 11.30 0 14632 Hong Gai Vietnam 149427 20.97 107.08 0 14633 Hongan China 65273 31.28 114.61 0 14634 Hongchon Korea South 33721 37.69 127.89 0 14635 Honggang China 150194 46.47 124.87 0 14636 Honghu China 178779 29.82 113.47 0 14637 Hongjiang China 59377 27.12 109.99 0 14638 Hongsong Korea South 38208 36.60 126.66 0 14639 Hongwon Korea North 71617 40.02 127.97 0 14640 Honiara Solomon Islands 57410 -9.43 159.91 1 14641 Honiton UK 11516 50.81 -3.20 0 14642 Honjo Japan 46939 39.44 140.09 0 14643 Honjo Japan 61961 36.24 139.18 0 14644 Honkajoki Finland 1950 61.83 21.53 0 14645 Honningsvag Norway 2521 70.98 25.98 0 14646 Honolulu USA 386345 21.32 -157.80 0
The info of the maps package: Package: maps Title: Draw Geographical Maps Version: 2.0-40 Date: 2008-04-17 I wonder maybe I have made some mistakes using maps since I am a beginner in R. -- View this message in context: http://www.nabble.com/Where-is-Hong-Kong-in-maps%EF%BC%9F-tp20635934p20635934.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.