REMOVE

1. Engineering

WHAT

1. Arches (54)
2. Architecture -- 1700-1800 (5)
3. Architecture -- 1800-190 … (10)
4. Architecture -- 1900-200 … (58)
5. Architecture -- 2000-210 … (66)
6. Architecture -- Belgium (64)
7. Architecture -- Details (2)
8. Architecture -- England (1)
9. Architecture -- England ( … (1)
10. Architecture -- England ( … (1)
11. Architecture -- England … (15)
12. Architecture -- England - … (1)
13. Architecture -- England … (30)
14. Architecture -- France (1)
15. Architecture -- France -- … (4)
16. Architecture -- Luxembour … (5)
17. Architecture -- New Zeala … (2)
18. Architecture -- Scotland (2)
19. Architecture -- Scotland … (1)
20. Architecture -- Wales (5)
21. Architecture, Industrial (9)
22. Bridges (3)
23. Bridges, Arched (3)
24. Bridges, Bascule (11)
25. Bridges, Cable-stayed (3)
26. Bridges, Cantilever (4)
27. Bridges, Clapper (1)
28. Bridges, Covered (6)
29. Bridges, Iron and steel (3)
30. Bridges, Suspension (32)
31. Bridges, Swing (5)
32. Bridges, Truss (2)
33. British Airways London Ey … (1)
34. Building materials (2)
35. Buildings -- Additions (5)
36. Buildings -- Change of us … (1)
37. Buildings -- Design and c … (1)
38. Buildings -- Repair and r … (5)
39. Cable cars (Streetcars) (4)
40. Canals -- Greece (1)
41. Canals -- Scotland (9)
42. Canopies, Architectural (4)
43. Circular buildings (5)
44. City of London (England) (3)
45. Columns (2)
46. Dams (1)
47. Drinking water (2)
48. Défense (Paris, France) (4)
49. Elevators (10)
50. Escalators (20)
51. Forth Bridge (South Queen … (1)
52. Forth Road Bridge (South … (1)
53. Fountains -- Maintenance (1)
54. Garden festivals -- Engla … (1)
55. Glass -- In architecture (64)
56. Grande Arche (Paris, Fran … (1)
57. Grands projets (4)
58. Heritage tourism -- Wales (5)
59. Hiking (2)
60. Hoisting machinery (9)
61. Hull River (England) (15)
62. Landscape views (1)
63. Lifts (2)
64. Lloyd's Building (London, … (3)
65. Millennium Bridge (Londo … (27)
66. Millennium project (1)
67. Monorail railroads (1)
68. National parks and reserv … (1)
69. Observation wheels (1)
70. Offices -- France -- Pari … (1)
71. Palaces (2)
72. Parks -- Luxembourg (1)
73. Public architecture (64)
74. Public buildings -- Luxem … (4)
75. Railroad bridges (2)
76. Railroad stations -- Bel … (64)
77. Railroad trains (4)
78. Reservoirs (3)
79. Rivers -- England (Chesti … (1)
80. Roofs (49)
81. Round buildings (5)
82. Signs and signboards (9)
83. St. Paul's Cathedral (Lo … (16)
84. Staircases (12)
85. Streets -- Accessories (1)
86. Thames River (England) (12)
87. Tourism -- Belgium (31)
88. Tourism -- Luxembourg (1)
89. Tourism -- New Zealand (2)
90. Tourism and architecture (2)
91. Tourist attractions; Tour … (4)
92. Tourist facilities (1)
93. Trails (2)
94. Transportation (4)
95. Urban renewal -- Belgium (1)
96. Urban renewal -- England … (2)
97. Urban renewal -- France - … (1)
98. Use of glazing in modern … (5)
99. Windmills (5)

WHERE

1. BELGIUM (64)
2. Liège, Liège (64)
3. ENGLAND, UK (61)
4. London (35)
5. Kingston upon Hull (15)

WHO

1. CALATRAVA, Santiago (64)
2. not known (30)
3. ARUP (27)
4. CARO, Anthony (27)
5. FOSTER, Norman (27)

WHEN

1. 2009 (64)
2. 2001 (27)
3. 2002 (9)
4. 1775 (5)
5. 1961 (5)