| 1. Inaruwa Municipality (diff) | |
Madhesi |
| 2. Lindentunnel (diff) | |
Sump |
| 3. Old Malton Mill (diff) | |
Sump |
| 4. Witczak Winding Tower (diff) | |
Sump |
| 5. The Parrot and Punchbowl, Aldringham (diff) | |
Sump |
| 6. Japanese submarine I-3 (diff) | |
Sump |
| 7. Green Hill Fort (diff) | |
Sump |
| 8. Listed buildings in Ruyton-XI-Towns (diff) | |
Sump |
| 9. Listed buildings in Stretford (diff) | |
Sump |
| 10. Warangesda Aboriginal Mission (diff) | |
Sump |
| 11. Pınargözü Cave (diff) | |
Sump |
| 12. Rocky Creek World War Two Hospital Complex (diff) | |
Sump |
| 13. Iranamadu Tank (diff) | |
Sump |
| 14. Żelazny Most (lake) (diff) | |
Sump |
| 15. Gourgouthakas (diff) | |
Sump |
| 16. Internal combustion engine (diff) | |
Sump |
| 17. Peñablanca Protected Landscape and Seascape (diff) | |
Sump |
| 18. Mountain Grove Campground (diff) | |
Sump |
| 19. Cárcamo de Dolores (diff) | |
Sump |
| 20. Aeroflot accidents and incidents in the 1970s (diff) | |
Sump |
| 21. Cascade Caverns (diff) | |
Sump |
| 22. Ghar Parau (diff) | |
Sump |
| 23. Sleeve valve (water) (diff) | |
Sump |
| 24. Anou Ifflis (diff) | |
Sump |
| 25. South Mountain Oil Field (diff) | |
Sump |
| 26. Interceptor ditch (diff) | |
Sump |
| 27. Caves of the Tullybrack and Belmore hills (diff) | |
Sump |
| 28. Pressurizer (nuclear power) (diff) | |
Sump |
| 29. Windsor Colliery (diff) | |
Sump |
| 30. Geography of Long Island (diff) | |
Sump |
| 31. List of discontinued Volkswagen Group diesel engines (diff) | |
Sump |
| 32. Subaru Legacy (first generation) (diff) | |
Sump |
| 33. Columbia Slough (diff) | |
Sump |
| 34. A. B. Brown Generating Station (diff) | |
Sump |
| 35. Giant's Hole (diff) | |
Sump |
| 36. Żelazny Most (diff) | |
Sump |
| 37. Mexico City Metro Line 5 (diff) | |
Sump |
| 38. Barclay–Vesey Building (diff) | |
Sump |
| 39. Beznau Nuclear Power Plant (diff) | |
Sump |
| 40. Snorkel (swimming) (diff) | |
Sump |
| 41. Vacuum sewer (diff) | |
Sump |
| 42. Johnson Creek (Willamette River tributary) (diff) | |
Sump |
| 43. Refugium (fishkeeping) (diff) | |
Sump |
| 44. Outline of automobiles (diff) | |
Sump |
| 45. Eduardo Molina metro station (diff) | |
Sump |
| 46. Cueva de los Tayos (diff) | |
Sump |
| 47. Stanley Mitchell hut (diff) | |
Sump |
| 48. Sima Pumacocha (diff) | |
Sump |
| 49. Saro Cutty Sark (diff) | |
Sump |
| 50. Onmeetbarediepgat (diff) | |
Sump |