Alexandria Digital Library Feature Type Thesaurus

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  1. sabkhas USE flats
  2. saddles (physiographic) USE gaps
  3. salt deposit areas USE mineral deposit areas
  4. salt evaporation ponds USE lakes
  5. salt lakes USE lakes
  6. salt marshes USE wetlands
  7. salt mines USE mine sites
  8. salt ponds USE lakes
  9. sanatariums USE medical facilities
  10. sanatoriums USE medical facilities
  11. sanctuaries (religious) USE religious facilities
  12. sanctuaries (wildlife) USE reserves
  13. sandbars USE bars (physiographic)
  14. sandy areas USE beaches
  15. sandy deserts USE deserts
  16. sanitary landfills USE disposal sites
  17. satellite stations USE data collection facilities
  18. savannahs USE grasslands
  19. savannas USE grasslands
  20. sawmills USE industrial sites
  21. scenic areas USE parks
  22. school districts
  23. schools USE educational facilities
  24. scientific research bases USE research facilities
  25. scrap yards USE disposal sites
  26. scraps USE cliffs
  27. scrublands USE shrublands
  28. sea arches USE arches (natural formation)
  29. seachannels (seafloor) USE seafloor features
  30. seafloor features
  31. seamounts
  32. seapeaks USE seamounts
  33. seaplane bases
  34. seaplane landing areas USE seaplane bases
  35. seaports USE harbors
  36. seas
  37. seawalls USE breakwaters
  38. second-order administrative divisions USE countries, 2nd order divisions
  39. semi-independent political entities USE political areas
  40. seminaries USE educational facilities
  41. sepulchers USE cemeteries
  42. settlements USE populated places
  43. sewage treatment plants USE waterworks
  44. sheepfolds USE agricultural sites
  45. sheikdoms USE administrative areas
  46. shelf edges (ocean) USE continental margins
  47. shelf valleys (seafloor) USE seafloor features
  48. shelters USE buildings
  49. shelves, continental USE continental margins
  50. ship tracks USE transportation features
  51. shoals USE bars (physiographic)
  52. shooting ranges (sport) USE sports facilities
  53. shopping centers USE commercial sites
  54. shopping malls USE commercial sites
  55. shops USE buildings
  56. shorelines USE coastal zones
  57. shores USE coastal zones
  58. shrines USE monuments
  59. shrublands
  60. sierra USE mountain ranges
  61. sills (physiographic) USE gaps
  62. sinkholes USE physiographic features
  63. sinks USE physiographic features
  64. siphon (physiographic) USE physiographic features
  65. sisal plantations USE agricultural sites
  66. skeet shooting ranges USE sports facilities
  67. ski areas USE sports facilities
  68. ski facilities USE sports facilities
  69. ski trails USE sports facilities
  70. slag heaps USE disposal sites
  71. slides (natural) USE physiographic features
  72. slopes USE physiographic features
  73. sloughs USE wetlands
  74. slues USE wetlands
  75. sluices USE hydrographic structures
  76. smelters USE industrial sites
  77. snow regions
  78. snowfields USE snow regions
  79. solar power generation sites USE power generation sites
  80. sounds (bodies of water) USE channels
  81. space centers USE research facilities
  82. spas USE recreational facilities
  83. speedways USE sports facilities
  84. spillways USE dam sites
  85. spits USE bars (physiographic)
  86. sports facilities
  87. sportsman lodges USE recreational facilities
  88. springs (hydrographic)
  89. spurs (physiographic) USE ridges
  90. stables USE recreational facilities
  91. stadiums USE sports facilities
  92. stages (performance) USE performance sites
  93. state capitals USE capitals
  94. state forests USE parks
  95. state parks USE parks
  96. states USE countries, 1st order divisions
  97. stations USE buildings
  98. statistical areas
  99. statues USE monuments
  100. steam plants USE power generation sites
  101. steps (manmade) USE trails
  102. stock routes USE transportation features
  103. stockades USE fortifications
  104. stockyards USE agricultural sites
  105. stones USE natural rock formations
  106. stony deserts USE deserts
  107. storage basins
  108. storage fields (petroleum) USE oil fields
  109. storage structures
  110. storage tanks USE storage structures
  111. storehouses USE storage structures
  112. stores USE commercial sites
  113. straits USE channels
  114. strands USE beaches
  115. stream banks USE banks (hydrographic)
  116. stream bends USE streams
  117. stream mouths USE streams
  118. streams
  119. streets USE roadways
  120. strip mines USE mine sites
  121. structures USE buildings
  122. student unions USE buildings
  123. studios USE buildings
  124. study areas USE research areas
  125. sub-surface dams USE dam sites
  126. subcontinents
  127. subdivisions USE housing areas
  128. submarine canyons
  129. subsea features USE seafloor features
  130. substations USE buildings
  131. suburbs USE populated places
  132. subway stations USE railroad features
  133. sugar mills USE industrial sites
  134. sugar plantations USE agricultural sites
  135. sugar refineries USE industrial sites
  136. sulfur springs USE springs (hydrographic)
  137. sultanates USE administrative areas
  138. summits USE mountain summits
  139. swamps USE wetlands
  140. swim clubs USE sports facilities
  141. swimming pools USE sports facilities
  142. switches (railroad) USE railroad features
  143. symphony halls USE performance sites
  144. synagogues USE religious facilities
  145. synclines