Alexandria Digital Library Feature Type Thesaurus

  1. malls USE commercial sites
  2. management areas (reserves) USE reserves
  3. maneuver areas USE military areas
  4. mangrove islands USE islands
  5. mangrove swamps USE wetlands
  6. manmade features
  7. mansions USE residential sites
  8. map quadrangle regions
  9. map regions
  10. marinas
  11. marine channels USE channels
  12. marine features USE hydrographic features
  13. marine parks USE parks
  14. marine regions USE ocean regions
  15. marine terminals USE harbors
  16. markers USE reference locations
  17. marketplaces USE commercial sites
  18. markets USE commercial sites
  19. marshes USE wetlands
  20. massacre sites USE historical sites
  21. massifs
  22. mausoleums USE cemeteries
  23. meadows USE grasslands
  24. meander necks USE physiographic features
  25. meanders USE streams
  26. median valleys USE valleys
  27. medical centers USE medical facilities
  28. medical facilities
  29. memorial gardens USE cemeteries
  30. memorials USE monuments
  31. mesas
  32. meteorological stations USE data collection facilities
  33. metropolitan areas USE populated places
  34. Metropolitan Statistical Areas
  35. metrorail stations USE railroad features
  36. milestones USE reference locations
  37. military areas
  38. military bases USE military areas
  39. military installations USE military areas
  40. military schools USE educational facilities
  41. mill sites USE industrial sites
  42. millponds USE lakes
  43. mills USE industrial sites
  44. millsites USE industrial sites
  45. mine dumps USE disposal sites
  46. mine entrances USE mine sites
  47. mine shafts USE mine sites
  48. mine sites
  49. mineral deposit areas
  50. mineral springs USE springs (hydrographic)
  51. mines USE mine sites
  52. mining areas USE mine sites
  53. mining camps USE mine sites
  54. mires USE wetlands
  55. missile sites USE launch facilities
  56. missions USE buildings
  57. moats (manmade) USE fortifications
  58. moats (seafloor) USE seafloor features
  59. mobile home parks
  60. mobile home sites USE residential sites
  61. moles (structural) USE breakwaters
  62. monasteries USE religious facilities
  63. monuments
  64. moorings USE harbors
  65. moors USE shrublands
  66. moraines
  67. mosques USE religious facilities
  68. motels USE buildings
  69. mounds USE mountains
  70. mountain crests USE mountain summits
  71. mountain ranges
  72. mountain summits
  73. mountains
  74. mounts USE mountains
  75. MSAs USE Metropolitan Statistical Areas
  76. mud flats USE wetlands
  77. multinational entities
  78. municipal courts USE court houses
  79. municipalities USE cities
  80. municipios USE countries, 2nd order divisions
  81. munitions plants USE industrial sites
  82. museum buildings
  83. museums USE museum buildings